Tantech

13.88

-1.1200-7.47%

Pre-market: 13.48-0.4000-2.88%04:29 EDT

Volume:17.84K

Turnover:258.96K

Market Cap:9.27M

PE:-0.02

High:15.45

Open:14.30

Low:13.88

Close:15.00

52wk High:98.00

52wk Low:10.06

Shares:667.65K

Float Shares:666.18K

Volume Ratio:0.95

T/O Rate:2.68%

Dividend:- -

Dividend Rate:- -

EPS(TTM):-682.0000

EPS(LYR):-682.0266

ROE:-25.97%

ROA:-5.72%

PB:0.08

PE(LYR):-0.02

Loading ...

Overview Company News Filings

Sep 08, 2023

{"basename":"","ssrTDKData":{"titleTemplate":"%s - Tiger Brokers","title":"Tiger Brokers HK | Online Trading in stocks, bonds & ETFS","description":"Discover Tiger Brokers HK, an online trading platform for stocks&ETFs, options&futures, bonds and crypto. Open an account to enjoy low commission trading today!","keywords":"tiger trading,tiger security,tiger broker hk,tigers co ltd,tiger trade hk,tiger brokers hk,stock broker,securities broker,online brokerage,hong kong broker,hk broker,online stock trading,online trading platform,stock trading platforms,trading application,stock trading,stock trading hong kong,buying stocks in hong kong,tiger brokers","social":{"ogDescription":"Discover Tiger Brokers HK, an online trading platform for stocks&ETFs, options&futures, bonds and crypto. Open an account to enjoy low commission trading today!","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.0a0bd8dc.png","ogUrl":"https://hk.tigershowtime.com/stock/TANH/filings?page=2"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"HKG","license":"TBHK","edition":"fundamental","symbol":"TANH","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"TANH\",,,,,undefined,":{"symbol":"TANH","market":"US","secType":"STK","nameCN":"Tantech","latestPrice":13.88,"timestamp":1790884800000,"preClose":15,"halted":0,"volume":17842,"hourTrading":{"tag":"盘前","latestPrice":13.48,"preClose":13.88,"latestTime":"04:29 EDT","volume":1,"amount":13.48,"timestamp":1790929752193,"change":-0.4,"changeRate":-0.028818,"amplitude":0},"delay":0,"changeRate":-0.07466666666666662,"floatShares":666178,"shares":667646,"eps":-682,"marketStatus":"Pre-Mkt","change":-1.12,"latestTime":"10-02 05:35:13 EDT","open":14.3,"high":15.45,"low":13.88,"amount":258962.124454,"amplitude":0.104667,"askPrice":14,"askSize":1,"bidPrice":13.1,"bidSize":49,"shortable":3,"etf":0,"ttmEps":-682,"tradingStatus":1,"nextMarketStatus":{"tag":"Open","tradingStatus":2,"beginTime":1790947800000},"marketStatusCode":1,"adr":0,"adrRate":0,"listingDate":1427169600000,"exchange":"NASDAQ","adjPreClose":13.88,"preHourTrading":{"tag":"盘前","latestPrice":13.48,"preClose":13.88,"latestTime":"04:29 EDT","volume":1,"amount":13.48,"timestamp":1790929752193,"change":-0.4,"changeRate":-0.028818,"amplitude":0},"postHourTrading":{"tag":"盘后","latestPrice":13.88,"preClose":13.88,"latestTime":"19:30 EDT","volume":18,"amount":252.27,"timestamp":1790897405397,"change":0,"changeRate":0,"amplitude":0},"volumeRatio":0.9530066629785063},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"TANH\",,,,,undefined,":{"symbol":"TANH","floatShares":666178,"roa":"-5.72%","roe":"-25.97%","lyrEps":-682.02665,"volumeRatio":0.9530066629785063,"shares":667646,"dividePrice":0,"high":15.45,"amplitude":0.104667,"preClose":15,"low":13.88,"week52Low":10.06,"pbRate":"0.08","psRate":"0.24","week52High":97.995,"institutionHeld":0,"latestPrice":13.88,"committee":0.96,"eps":-682,"divideRate":0,"volume":17842,"delay":0,"ttmEps":-682,"open":14.3,"prevYearClose":50,"prevWeekClose":14.375,"prevMonthClose":15,"prevQuarterClose":15,"fiveDayClose":14.5,"twentyDayClose":11.495,"sixtyDayClose":21.4},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/TANH\",params:#limit:5,,,undefined,":[{"market":"US","date":"2026-09-04","symbol":"TANH","defaultRemindTime":1788528600000,"type":"split","dateTimestamp":1788494400000,"forFactor":50,"toFactor":1,"ratio":50},{"market":"US","date":"2025-02-13","symbol":"TANH","defaultRemindTime":1739457000000,"type":"split","dateTimestamp":1739422800000,"forFactor":40,"toFactor":1,"ratio":40},{"market":"US","date":"2022-11-09","symbol":"TANH","defaultRemindTime":1668004200000,"type":"split","dateTimestamp":1667970000000,"forFactor":24,"toFactor":1,"ratio":24},{"market":"US","date":"2022-07-18","symbol":"TANH","fiscalQuarterEnding":null,"expectedEps":null,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1658116800000,"reportTimeType":"pre","actualEps":null},{"market":"US","date":"2022-02-28","symbol":"TANH","defaultRemindTime":1646058600000,"type":"split","dateTimestamp":1646024400000,"forFactor":10,"toFactor":1,"ratio":10}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"TANH\",market:\"US\",,,undefined,":[],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"TANH\",market:\"US\",delay:false,,,undefined,":{},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/TANH\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"TANH","date":"2026-09-30","current":-0.020352,"percent":0.442122,"low":-4.577101,"twenty":-0.774104,"median":0.242263,"eighty":1.249412,"high":30.685094,"avg":0.992509,"sd":3.408492,"marketCap":4235180},"quantilePoints":[{"date":"2021-10-08","current":-4.070885,"twenty":-6.320348,"median":12.038274,"eighty":24.215412,"marketCap":26543879},{"date":"2021-10-15","current":-4.577101,"twenty":-6.320348,"median":12.038274,"eighty":24.215412,"marketCap":29844623},{"date":"2021-10-22","current":-1.975188,"twenty":-6.320348,"median":12.038274,"eighty":24.215412,"marketCap":28275433},{"date":"2021-10-29","current":-2.257315,"twenty":-6.310126,"median":12.038274,"eighty":24.201894,"marketCap":32314168},{"date":"2021-11-05","current":-2.100977,"twenty":-6.310126,"median":12.038274,"eighty":24.201894,"marketCap":30076143},{"date":"2021-11-12","current":-2.65954,"twenty":-6.310126,"median":12.038274,"eighty":24.201894,"marketCap":38072152},{"date":"2021-11-19","current":-2.635581,"twenty":-6.310126,"median":12.038274,"eighty":24.201894,"marketCap":37729160},{"date":"2021-11-26","current":-2.680505,"twenty":-6.310126,"median":12.038274,"eighty":24.201894,"marketCap":38372270},{"date":"2021-12-03","current":-1.941345,"twenty":-6.310126,"median":12.038274,"eighty":24.201894,"marketCap":27790956},{"date":"2021-12-10","current":-2.473447,"twenty":-6.310126,"median":12.038274,"eighty":24.201894,"marketCap":35408161},{"date":"2021-12-17","current":-1.944604,"twenty":-6.310126,"median":12.038274,"eighty":24.201894,"marketCap":27837611},{"date":"2021-12-23","current":-1.872631,"twenty":-6.310126,"median":12.038274,"eighty":24.201894,"marketCap":26807299},{"date":"2021-12-31","current":-2.055021,"twenty":-6.310126,"median":12.038274,"eighty":24.201894,"marketCap":29418275},{"date":"2022-01-07","current":-1.923146,"twenty":-6.299903,"median":12.038274,"eighty":24.188375,"marketCap":27530437},{"date":"2022-01-14","current":-1.530202,"twenty":-6.299903,"median":12.038274,"eighty":24.188375,"marketCap":21905320},{"date":"2022-01-21","current":-1.304896,"twenty":-6.299903,"median":12.038274,"eighty":24.188375,"marketCap":18679996},{"date":"2022-01-28","current":-1.295955,"twenty":-6.299903,"median":12.038274,"eighty":24.188375,"marketCap":18552008},{"date":"2022-02-04","current":-1.3344,"twenty":-6.289681,"median":12.038274,"eighty":24.174857,"marketCap":19102360},{"date":"2022-02-11","current":-1.249911,"twenty":-6.289681,"median":12.038274,"eighty":24.174857,"marketCap":17892864},{"date":"2022-02-18","current":-1.181961,"twenty":-6.289681,"median":12.038274,"eighty":24.174857,"marketCap":16920148},{"date":"2022-02-25","current":-0.92581,"twenty":-6.289681,"median":12.038274,"eighty":24.174857,"marketCap":13253262},{"date":"2022-03-04","current":-0.835956,"twenty":-6.289681,"median":12.038274,"eighty":24.174857,"marketCap":11966973},{"date":"2022-03-11","current":-0.813604,"twenty":-6.289681,"median":12.038274,"eighty":24.174857,"marketCap":11647000},{"date":"2022-03-18","current":-0.562331,"twenty":-6.289681,"median":12.038274,"eighty":24.174857,"marketCap":8049946},{"date":"2022-03-25","current":-0.643714,"twenty":-6.289681,"median":12.038274,"eighty":24.174857,"marketCap":9214974},{"date":"2022-04-01","current":-0.618092,"twenty":-6.289681,"median":12.038274,"eighty":24.174857,"marketCap":8848181},{"date":"2022-04-08","current":-0.590829,"twenty":-6.289681,"median":12.038274,"eighty":24.174857,"marketCap":8457901},{"date":"2022-04-14","current":-0.631093,"twenty":-6.289681,"median":12.038274,"eighty":24.174857,"marketCap":9034288},{"date":"2022-04-22","current":-0.554225,"twenty":-6.289681,"median":12.038274,"eighty":24.174857,"marketCap":7933911},{"date":"2022-04-29","current":-0.467009,"twenty":-6.289681,"median":12.038274,"eighty":24.174857,"marketCap":6685373},{"date":"2022-05-06","current":-0.429395,"twenty":-6.289681,"median":12.038274,"eighty":24.174857,"marketCap":6146929},{"date":"2022-05-13","current":-0.337887,"twenty":-6.289681,"median":12.038274,"eighty":24.174857,"marketCap":4836957},{"date":"2022-05-20","current":-0.326906,"twenty":-6.289681,"median":12.038274,"eighty":24.174857,"marketCap":4679761},{"date":"2022-05-27","current":-0.333091,"twenty":-6.289681,"median":11.962082,"eighty":24.174857,"marketCap":4768296},{"date":"2022-06-03","current":-0.337508,"twenty":-6.289681,"median":11.962082,"eighty":24.174857,"marketCap":4831536},{"date":"2022-06-10","current":-0.404278,"twenty":-6.289681,"median":11.962082,"eighty":24.174857,"marketCap":5787364},{"date":"2022-06-17","current":-0.31744,"twenty":-6.289681,"median":11.887049,"eighty":24.174857,"marketCap":4544247},{"date":"2022-06-24","current":-0.429143,"twenty":-6.299903,"median":11.809699,"eighty":24.188375,"marketCap":6143316},{"date":"2022-07-01","current":-0.366034,"twenty":-6.299903,"median":11.809699,"eighty":24.188375,"marketCap":5239887},{"date":"2022-07-08","current":-0.34079,"twenty":-6.299903,"median":11.809699,"eighty":24.188375,"marketCap":4878515},{"date":"2022-07-15","current":-0.328042,"twenty":-6.299903,"median":11.657316,"eighty":24.188375,"marketCap":4696023},{"date":"2022-07-22","current":-0.946863,"twenty":-6.299903,"median":11.504933,"eighty":24.188375,"marketCap":7914000},{"date":"2022-07-29","current":-0.912533,"twenty":-6.299903,"median":10.933496,"eighty":24.188375,"marketCap":7627070},{"date":"2022-08-05","current":-1.026031,"twenty":-6.299903,"median":10.285867,"eighty":24.188375,"marketCap":8575696},{"date":"2022-08-12","current":-1.03724,"twenty":-6.299903,"median":9.635699,"eighty":24.188375,"marketCap":8669388},{"date":"2022-08-19","current":-0.889764,"twenty":-6.299903,"median":9.529813,"eighty":24.188375,"marketCap":7436760},{"date":"2022-08-26","current":-0.969282,"twenty":-6.299903,"median":9.476869,"eighty":24.188375,"marketCap":8101383},{"date":"2022-09-02","current":-0.944761,"twenty":-6.299903,"median":9.423926,"eighty":24.188375,"marketCap":7896433},{"date":"2022-09-09","current":-0.874701,"twenty":-6.299903,"median":9.212152,"eighty":24.188375,"marketCap":7310862},{"date":"2022-09-16","current":-0.771712,"twenty":-6.299903,"median":8.894492,"eighty":24.188375,"marketCap":6450071},{"date":"2022-09-23","current":-0.699197,"twenty":-6.299903,"median":8.788605,"eighty":24.188375,"marketCap":5843975},{"date":"2022-09-30","current":-0.620032,"twenty":-6.299903,"median":8.629775,"eighty":24.188375,"marketCap":5182308},{"date":"2022-10-07","current":-0.639299,"twenty":-6.299903,"median":8.523888,"eighty":24.188375,"marketCap":5343341},{"date":"2022-10-14","current":-0.60602,"twenty":-6.299903,"median":8.470944,"eighty":24.188375,"marketCap":5065194},{"date":"2022-10-21","current":-0.647706,"twenty":-6.299903,"median":8.312114,"eighty":24.188375,"marketCap":5413609},{"date":"2022-10-28","current":-0.587801,"twenty":-6.299903,"median":8.259171,"eighty":24.188375,"marketCap":4912916},{"date":"2022-11-04","current":-0.39584,"twenty":-6.299903,"median":8.206228,"eighty":24.188375,"marketCap":3308479},{"date":"2022-11-11","current":-0.338624,"twenty":-6.299903,"median":8.153284,"eighty":24.188375,"marketCap":2830265},{"date":"2022-11-18","current":-0.310892,"twenty":-6.299903,"median":8.100341,"eighty":24.188375,"marketCap":2598476},{"date":"2022-11-25","current":-0.341543,"twenty":-6.299903,"median":8.100341,"eighty":24.188375,"marketCap":2854664},{"date":"2022-12-02","current":-0.360518,"twenty":-6.299903,"median":8.047397,"eighty":24.188375,"marketCap":3013256},{"date":"2022-12-09","current":-0.399927,"twenty":-6.299903,"median":8.047397,"eighty":24.188375,"marketCap":3342641},{"date":"2022-12-16","current":-0.347382,"twenty":-6.299903,"median":7.994454,"eighty":24.188375,"marketCap":2903461},{"date":"2022-12-23","current":-0.286079,"twenty":-6.299903,"median":7.941511,"eighty":24.188375,"marketCap":2391086},{"date":"2022-12-30","current":8.411746,"twenty":-6.299903,"median":7.888567,"eighty":24.161338,"marketCap":2622875},{"date":"2023-01-06","current":13.1458,"twenty":-6.299903,"median":7.888567,"eighty":24.068051,"marketCap":4099005},{"date":"2023-01-13","current":10.720087,"twenty":-6.299903,"median":7.888567,"eighty":23.974764,"marketCap":3342641},{"date":"2023-01-20","current":11.483011,"twenty":-6.299903,"median":7.888567,"eighty":23.471014,"marketCap":3580529},{"date":"2023-01-27","current":12.871929,"twenty":-6.299903,"median":7.888567,"eighty":23.049848,"marketCap":4013609},{"date":"2023-02-03","current":12.676307,"twenty":-6.299903,"median":7.888567,"eighty":22.91582,"marketCap":3952612},{"date":"2023-02-10","current":10.720087,"twenty":-6.299903,"median":7.888567,"eighty":22.769859,"marketCap":3342641},{"date":"2023-02-17","current":9.976723,"twenty":-6.299903,"median":7.888567,"eighty":22.623899,"marketCap":3110852},{"date":"2023-02-24","current":10.32884,"twenty":-6.299903,"median":7.888567,"eighty":22.477938,"marketCap":3220646},{"date":"2023-03-03","current":10.798333,"twenty":-6.299903,"median":7.888567,"eighty":22.477938,"marketCap":3367039},{"date":"2023-03-10","current":8.72474,"twenty":-6.299903,"median":7.888567,"eighty":22.331977,"marketCap":2720470},{"date":"2023-03-17","current":8.216125,"twenty":-6.299903,"median":7.888567,"eighty":22.186016,"marketCap":2561878},{"date":"2023-03-24","current":15.591727,"twenty":-6.299903,"median":7.888567,"eighty":22.040056,"marketCap":4861672},{"date":"2023-03-31","current":13.66946,"twenty":-6.289681,"median":7.895847,"eighty":22.023511,"marketCap":4262288},{"date":"2023-04-06","current":13.883045,"twenty":-6.289681,"median":7.895847,"eighty":21.894095,"marketCap":4328886},{"date":"2023-04-14","current":13.763437,"twenty":-6.299903,"median":7.888567,"eighty":21.894095,"marketCap":4291591},{"date":"2023-04-21","current":13.66946,"twenty":-6.299903,"median":7.888567,"eighty":21.877833,"marketCap":4262288},{"date":"2023-04-28","current":12.38795,"twenty":-6.299903,"median":7.888567,"eighty":21.748135,"marketCap":3862699},{"date":"2023-05-05","current":18.724314,"twenty":-6.299903,"median":7.888567,"eighty":21.748135,"marketCap":5838447},{"date":"2023-05-12","current":1.769292,"twenty":-6.299903,"median":0.9252,"eighty":21.748135,"marketCap":5345153},{"date":"2023-05-19","current":1.769292,"twenty":-6.299903,"median":0.9252,"eighty":21.660558,"marketCap":5345153},{"date":"2023-05-26","current":1.699548,"twenty":-6.299903,"median":0.9252,"eighty":21.602174,"marketCap":5134452},{"date":"2023-06-02","current":1.864731,"twenty":-6.299903,"median":0.9252,"eighty":21.602174,"marketCap":5633481},{"date":"2023-06-09","current":2.018902,"twenty":-6.299903,"median":0.9252,"eighty":21.602174,"marketCap":6099241},{"date":"2023-06-16","current":2.143706,"twenty":-6.299903,"median":0.9252,"eighty":21.456213,"marketCap":6476285},{"date":"2023-06-23","current":2.187755,"twenty":-6.310126,"median":0.351192,"eighty":21.456213,"marketCap":6609359},{"date":"2023-06-30","current":3.067519,"twenty":-6.320348,"median":-0.222817,"eighty":21.456213,"marketCap":9267188},{"date":"2023-07-07","current":2.861492,"twenty":-6.33057,"median":-0.225432,"eighty":21.456213,"marketCap":8644765},{"date":"2023-07-13","current":3.113303,"twenty":-6.33057,"median":-0.225432,"eighty":21.456213,"marketCap":9405504},{"date":"2023-07-20","current":2.987398,"twenty":-6.33057,"median":-0.228047,"eighty":21.456213,"marketCap":9025134},{"date":"2023-07-28","current":3.193425,"twenty":-6.33057,"median":-0.252692,"eighty":21.456213,"marketCap":9647557},{"date":"2023-08-04","current":2.964506,"twenty":-6.33057,"median":-0.252692,"eighty":21.456213,"marketCap":8955976},{"date":"2023-08-11","current":2.706971,"twenty":-6.33057,"median":-0.252692,"eighty":21.456213,"marketCap":8177947},{"date":"2023-08-18","current":2.18618,"twenty":-6.33057,"median":-0.252692,"eighty":21.456213,"marketCap":6604600},{"date":"2023-08-25","current":2.277747,"twenty":-6.33057,"median":-0.252692,"eighty":21.456213,"marketCap":6881232},{"date":"2023-09-01","current":2.415099,"twenty":-6.33057,"median":-0.252692,"eighty":21.456213,"marketCap":7296181},{"date":"2023-09-08","current":2.309567,"twenty":-6.33057,"median":-0.252692,"eighty":21.456213,"marketCap":6977362},{"date":"2023-09-15","current":1.865693,"twenty":-6.33057,"median":-0.252692,"eighty":21.456213,"marketCap":5636386},{"date":"2023-09-22","current":1.847837,"twenty":-6.33057,"median":-0.252692,"eighty":21.456213,"marketCap":5582443},{"date":"2023-09-29","current":1.625327,"twenty":-6.33057,"median":-0.252692,"eighty":21.456213,"marketCap":4910226},{"date":"2023-10-06","current":1.098813,"twenty":-6.33057,"median":-0.252692,"eighty":21.456213,"marketCap":3319589},{"date":"2023-10-13","current":1.762679,"twenty":-6.33057,"median":-0.252692,"eighty":21.456213,"marketCap":5325175},{"date":"2023-10-20","current":2.197626,"twenty":-6.33057,"median":-0.252692,"eighty":21.456213,"marketCap":6639179},{"date":"2023-10-27","current":2.335092,"twenty":-6.33057,"median":-0.280458,"eighty":21.456213,"marketCap":7054474},{"date":"2023-11-03","current":3.239209,"twenty":-6.33057,"median":-0.280458,"eighty":21.456213,"marketCap":9785873},{"date":"2023-11-10","current":2.918722,"twenty":-6.33057,"median":-0.280458,"eighty":21.456213,"marketCap":8817660},{"date":"2023-11-17","current":2.947337,"twenty":-6.33057,"median":-0.280458,"eighty":21.456213,"marketCap":8904107},{"date":"2023-11-24","current":2.483775,"twenty":-6.33057,"median":-0.280458,"eighty":21.456213,"marketCap":7503656},{"date":"2023-12-01","current":2.644018,"twenty":-6.33057,"median":-0.280458,"eighty":21.456213,"marketCap":7987762},{"date":"2023-12-08","current":2.678357,"twenty":-6.33057,"median":-0.278897,"eighty":21.456213,"marketCap":8091500},{"date":"2023-12-15","current":2.474892,"twenty":-6.33057,"median":-0.278897,"eighty":21.456213,"marketCap":7258490},{"date":"2023-12-22","current":1.261557,"twenty":-6.33057,"median":-0.278897,"eighty":21.456213,"marketCap":3699959},{"date":"2023-12-29","current":1.497362,"twenty":-6.33057,"median":-0.280458,"eighty":21.456213,"marketCap":4391540},{"date":"2024-01-05","current":1.061123,"twenty":-6.333762,"median":-0.281025,"eighty":21.456213,"marketCap":3112115},{"date":"2024-01-12","current":1.121253,"twenty":-6.333762,"median":-0.281025,"eighty":21.456213,"marketCap":3288468},{"date":"2024-01-19","current":0.860688,"twenty":-6.336953,"median":-0.281593,"eighty":21.456213,"marketCap":2524271},{"date":"2024-01-26","current":0.702463,"twenty":-6.333762,"median":-0.281025,"eighty":21.456213,"marketCap":2060220},{"date":"2024-02-02","current":0.739838,"twenty":-6.333762,"median":-0.281025,"eighty":21.456213,"marketCap":2169836},{"date":"2024-02-09","current":0.837108,"twenty":-6.333762,"median":-0.281025,"eighty":21.456213,"marketCap":2455113},{"date":"2024-02-16","current":1.024455,"twenty":-6.333762,"median":-0.281025,"eighty":21.456213,"marketCap":3004574},{"date":"2024-02-23","current":0.920701,"twenty":-6.333762,"median":-0.281025,"eighty":21.456213,"marketCap":2700278},{"date":"2024-03-01","current":0.831213,"twenty":-6.33057,"median":-0.280458,"eighty":21.456213,"marketCap":2437823},{"date":"2024-03-08","current":0.758821,"twenty":-6.33057,"median":-0.280458,"eighty":21.456213,"marketCap":2225508},{"date":"2024-03-15","current":0.754576,"twenty":-6.33057,"median":-0.280458,"eighty":21.456213,"marketCap":2213059},{"date":"2024-03-22","current":0.868942,"twenty":-6.33057,"median":-0.280458,"eighty":21.456213,"marketCap":2548476},{"date":"2024-03-28","current":0.813528,"twenty":-6.33057,"median":-0.280458,"eighty":21.456213,"marketCap":2385955},{"date":"2024-04-05","current":0.801737,"twenty":-6.333762,"median":-0.281025,"eighty":21.456213,"marketCap":2351376},{"date":"2024-04-12","current":0.890164,"twenty":-6.333762,"median":-0.281025,"eighty":21.456213,"marketCap":2610719},{"date":"2024-04-19","current":0.789947,"twenty":-6.333762,"median":-0.281025,"eighty":21.456213,"marketCap":2316797},{"date":"2024-04-26","current":0.660254,"twenty":-6.33057,"median":-0.280458,"eighty":21.456213,"marketCap":1936427},{"date":"2024-05-03","current":0.752365,"twenty":-6.33057,"median":-0.280458,"eighty":21.456213,"marketCap":2206574},{"date":"2024-05-10","current":0.803462,"twenty":-6.33057,"median":-0.280458,"eighty":21.456213,"marketCap":2356435},{"date":"2024-05-17","current":0.802904,"twenty":-6.33057,"median":-0.280458,"eighty":21.456213,"marketCap":2354798},{"date":"2024-05-24","current":0.907333,"twenty":-6.33057,"median":-0.280458,"eighty":21.456213,"marketCap":2661073},{"date":"2024-05-31","current":1.102921,"twenty":-6.33057,"median":-0.280458,"eighty":21.310253,"marketCap":3234702},{"date":"2024-06-07","current":1.130843,"twenty":-6.33057,"median":-0.280458,"eighty":21.310253,"marketCap":3316593},{"date":"2024-06-14","current":1.064377,"twenty":-6.33057,"median":-0.280458,"eighty":21.310253,"marketCap":5942254},{"date":"2024-06-21","current":1.081941,"twenty":-6.333762,"median":-0.281025,"eighty":21.164292,"marketCap":6040311},{"date":"2024-06-28","current":1.143626,"twenty":-6.333762,"median":-0.281025,"eighty":20.449085,"marketCap":6384687},{"date":"2024-07-05","current":1.018149,"twenty":-6.333762,"median":-0.281025,"eighty":20.434489,"marketCap":5684168},{"date":"2024-07-12","current":1.050326,"twenty":-6.333762,"median":-0.281025,"eighty":14.690397,"marketCap":5863808},{"date":"2024-07-19","current":0.792627,"twenty":-6.333762,"median":-0.281025,"eighty":14.096632,"marketCap":4425116},{"date":"2024-07-26","current":0.363223,"twenty":-6.333762,"median":-0.281025,"eighty":13.883045,"marketCap":2027818},{"date":"2024-08-02","current":0.313851,"twenty":-6.333762,"median":-0.281025,"eighty":13.66946,"marketCap":1752181},{"date":"2024-08-09","current":0.224179,"twenty":-6.333762,"median":-0.281025,"eighty":13.179052,"marketCap":1251558},{"date":"2024-08-16","current":0.1842,"twenty":-6.333762,"median":-0.281025,"eighty":12.684132,"marketCap":1028363},{"date":"2024-08-23","current":0.207739,"twenty":-6.333762,"median":-0.281025,"eighty":12.422146,"marketCap":1159777},{"date":"2024-08-30","current":0.204152,"twenty":-6.333762,"median":-0.281025,"eighty":11.854694,"marketCap":1139752},{"date":"2024-09-06","current":0.217454,"twenty":-6.333762,"median":-0.281025,"eighty":11.510085,"marketCap":1214011},{"date":"2024-09-13","current":0.244505,"twenty":-6.333762,"median":-0.281025,"eighty":11.3539,"marketCap":1365032},{"date":"2024-09-20","current":0.239124,"twenty":-6.333762,"median":-0.281025,"eighty":10.813983,"marketCap":1334995},{"date":"2024-09-27","current":0.265727,"twenty":-6.333762,"median":-0.281025,"eighty":10.446214,"marketCap":1483513},{"date":"2024-10-04","current":0.285455,"twenty":-6.333762,"median":-0.281025,"eighty":10.094095,"marketCap":1593650},{"date":"2024-10-11","current":0.267698,"twenty":-6.333762,"median":-0.281025,"eighty":9.585554,"marketCap":1494518},{"date":"2024-10-18","current":0.274993,"twenty":-6.333762,"median":-0.281025,"eighty":9.249008,"marketCap":1535244},{"date":"2024-10-25","current":0.260048,"twenty":-6.333762,"median":-0.281025,"eighty":8.630842,"marketCap":1451807},{"date":"2024-11-01","current":0.210728,"twenty":-6.333762,"median":-0.281025,"eighty":8.263073,"marketCap":1176464},{"date":"2024-11-08","current":0.225524,"twenty":-6.333762,"median":-0.281025,"eighty":3.328854,"marketCap":1259067},{"date":"2024-11-15","current":0.235986,"twenty":-6.333762,"median":-0.281025,"eighty":3.14993,"marketCap":1317473},{"date":"2024-11-22","current":0.224926,"twenty":-6.333762,"median":-0.281025,"eighty":3.104146,"marketCap":1255729},{"date":"2024-11-29","current":0.222685,"twenty":-6.333762,"median":-0.281025,"eighty":3.070953,"marketCap":1243214},{"date":"2024-12-06","current":0.219695,"twenty":-6.333762,"median":-0.281025,"eighty":2.987398,"marketCap":1226526},{"date":"2024-12-13","current":0.223432,"twenty":-6.333762,"median":-0.281025,"eighty":2.942759,"marketCap":1247386},{"date":"2024-12-20","current":0.234641,"twenty":-6.333762,"median":-0.281025,"eighty":2.89583,"marketCap":1309964},{"date":"2024-12-27","current":0.28396,"twenty":-6.333762,"median":-0.281025,"eighty":2.86021,"marketCap":1585306},{"date":"2025-01-03","current":0.375421,"twenty":-6.333762,"median":-0.281025,"eighty":2.795105,"marketCap":1831446},{"date":"2025-01-10","current":0.277076,"twenty":-6.336953,"median":-0.281593,"eighty":2.726429,"marketCap":1351682},{"date":"2025-01-17","current":0.290075,"twenty":-6.336953,"median":-0.281593,"eighty":2.694312,"marketCap":1415094},{"date":"2025-01-24","current":0.286312,"twenty":-6.336953,"median":-0.281593,"eighty":2.648596,"marketCap":1396738},{"date":"2025-01-31","current":0.252276,"twenty":-6.336953,"median":-0.281593,"eighty":2.508956,"marketCap":1230698},{"date":"2025-02-07","current":0.231581,"twenty":-6.336953,"median":-0.281593,"eighty":2.483775,"marketCap":1129739},{"date":"2025-02-14","current":0.848111,"twenty":-6.336953,"median":-0.281593,"eighty":2.41586,"marketCap":4137410},{"date":"2025-02-21","current":0.772561,"twenty":-6.336953,"median":-0.281593,"eighty":2.35558,"marketCap":3768847},{"date":"2025-02-28","current":0.709075,"twenty":-6.336953,"median":-0.281593,"eighty":2.306317,"marketCap":3459136},{"date":"2025-03-07","current":0.738442,"twenty":-6.340145,"median":-0.283106,"eighty":2.277747,"marketCap":3602400},{"date":"2025-03-14","current":0.705541,"twenty":-6.340145,"median":-0.283106,"eighty":2.245635,"marketCap":3441897},{"date":"2025-03-21","current":0.55444,"twenty":-6.340145,"median":-0.283106,"eighty":2.193678,"marketCap":2704772},{"date":"2025-03-28","current":0.502043,"twenty":-6.340145,"median":-0.283106,"eighty":2.14077,"marketCap":2449156},{"date":"2025-04-04","current":0.385062,"twenty":-6.340145,"median":-0.283106,"eighty":2.003426,"marketCap":1878479},{"date":"2025-04-11","current":0.455738,"twenty":-6.336953,"median":-0.281593,"eighty":1.929365,"marketCap":2223263},{"date":"2025-04-17","current":0.470361,"twenty":-6.336953,"median":-0.281593,"eighty":1.869713,"marketCap":2294598},{"date":"2025-04-25","current":0.558096,"twenty":-6.340145,"median":-0.283106,"eighty":1.801595,"marketCap":2722606},{"date":"2025-05-02","current":0.506917,"twenty":-6.340145,"median":-0.283106,"eighty":1.766647,"marketCap":2472934},{"date":"2025-05-09","current":0.516665,"twenty":-6.340145,"median":-0.283106,"eighty":1.735209,"marketCap":2520491},{"date":"2025-05-16","current":-0.773837,"twenty":-6.340145,"median":-0.285349,"eighty":1.70704,"marketCap":2508602},{"date":"2025-05-23","current":-0.90297,"twenty":-6.340145,"median":-0.305847,"eighty":1.65771,"marketCap":2927220},{"date":"2025-05-30","current":-0.905065,"twenty":-6.340145,"median":-0.312352,"eighty":1.621349,"marketCap":2934012},{"date":"2025-06-06","current":-0.896685,"twenty":-6.340145,"median":-0.318545,"eighty":1.470037,"marketCap":2906845},{"date":"2025-06-13","current":-0.884114,"twenty":-6.340145,"median":-0.326275,"eighty":1.271083,"marketCap":2866095},{"date":"2025-06-20","current":-0.888304,"twenty":-6.343336,"median":-0.328294,"eighty":1.188463,"marketCap":2879678},{"date":"2025-06-27","current":-0.863164,"twenty":-6.343336,"median":-0.334245,"eighty":1.144408,"marketCap":2798178},{"date":"2025-07-03","current":-0.833833,"twenty":-6.343336,"median":-0.334479,"eighty":1.143648,"marketCap":2703094},{"date":"2025-07-11","current":-0.863164,"twenty":-6.262232,"median":-0.334479,"eighty":1.143648,"marketCap":2798178},{"date":"2025-07-18","current":-0.800312,"twenty":-6.188269,"median":-0.334479,"eighty":1.143648,"marketCap":2594427},{"date":"2025-07-25","current":-0.858973,"twenty":-6.043738,"median":-0.334479,"eighty":1.143648,"marketCap":2784594},{"date":"2025-08-01","current":-0.842213,"twenty":-5.885188,"median":-0.334479,"eighty":1.143648,"marketCap":2730261},{"date":"2025-08-08","current":-0.758411,"twenty":-5.821552,"median":-0.334479,"eighty":1.143648,"marketCap":2458593},{"date":"2025-08-15","current":-0.78816,"twenty":-5.701355,"median":-0.334479,"eighty":1.143648,"marketCap":2555035},{"date":"2025-08-22","current":-0.808692,"twenty":-5.629946,"median":-0.334479,"eighty":1.143648,"marketCap":2621594},{"date":"2025-08-29","current":-0.867354,"twenty":-5.47227,"median":-0.334479,"eighty":1.143648,"marketCap":2811761},{"date":"2025-09-05","current":-0.875734,"twenty":-5.390472,"median":-0.334362,"eighty":1.143654,"marketCap":2838928},{"date":"2025-09-12","current":-0.854783,"twenty":-5.224773,"median":-0.334479,"eighty":1.143648,"marketCap":2771011},{"date":"2025-09-19","current":-0.879924,"twenty":-4.882986,"median":-0.334479,"eighty":1.143648,"marketCap":2852511},{"date":"2025-09-26","current":-0.775171,"twenty":-4.515819,"median":-0.334479,"eighty":1.143648,"marketCap":2512927},{"date":"2025-10-03","current":-0.762601,"twenty":-4.469923,"median":-0.334479,"eighty":1.143648,"marketCap":2472176},{"date":"2025-10-10","current":-0.75003,"twenty":-4.353143,"median":-0.334479,"eighty":1.143648,"marketCap":2431426},{"date":"2025-10-17","current":-0.72908,"twenty":-4.207566,"median":-0.334479,"eighty":1.143648,"marketCap":2363509},{"date":"2025-10-24","current":-0.695559,"twenty":-4.075551,"median":-0.334479,"eighty":1.143648,"marketCap":2254842},{"date":"2025-10-31","current":-0.590806,"twenty":-2.744739,"median":-0.334479,"eighty":1.143648,"marketCap":1915257},{"date":"2025-11-07","current":-0.490243,"twenty":-2.646602,"median":-0.334479,"eighty":1.143648,"marketCap":1589256},{"date":"2025-11-14","current":-0.469293,"twenty":-2.502184,"median":-0.334479,"eighty":1.143648,"marketCap":1521339},{"date":"2025-11-21","current":-0.415533,"twenty":-2.463632,"median":-0.334479,"eighty":1.143648,"marketCap":1347064},{"date":"2025-11-28","current":-0.498624,"twenty":-2.265221,"median":-0.334479,"eighty":1.143648,"marketCap":1616423},{"date":"2025-12-05","current":-0.469293,"twenty":-2.170041,"median":-0.334479,"eighty":1.143648,"marketCap":1521339},{"date":"2025-12-12","current":-0.431582,"twenty":-2.126099,"median":-0.334479,"eighty":1.143648,"marketCap":1399089},{"date":"2025-12-19","current":-1.839046,"twenty":-2.079698,"median":-0.334479,"eighty":1.143648,"marketCap":5961764},{"date":"2025-12-26","current":1.233578,"twenty":-1.946839,"median":-0.330692,"eighty":1.17017,"marketCap":6121367},{"date":"2026-01-02","current":1.237042,"twenty":-1.939428,"median":-0.328168,"eighty":1.201512,"marketCap":6138555},{"date":"2026-01-09","current":1.249412,"twenty":-1.916977,"median":-0.323119,"eighty":1.237017,"marketCap":6199940},{"date":"2026-01-16","current":1.190158,"twenty":-1.835034,"median":-0.315294,"eighty":1.237042,"marketCap":5905903},{"date":"2026-01-23","current":1.249412,"twenty":-1.638117,"median":-0.310876,"eighty":1.249412,"marketCap":6199940},{"date":"2026-01-30","current":1.243227,"twenty":-1.431318,"median":-0.294618,"eighty":1.249412,"marketCap":6169247},{"date":"2026-02-06","current":1.024642,"twenty":-1.350941,"median":-0.281593,"eighty":1.249412,"marketCap":5084565},{"date":"2026-02-13","current":1.077711,"twenty":-1.317055,"median":0.162312,"eighty":1.249412,"marketCap":5347909},{"date":"2026-02-20","current":1.098988,"twenty":-1.295866,"median":0.198772,"eighty":1.249412,"marketCap":5453492},{"date":"2026-02-27","current":1.0453,"twenty":-1.236321,"median":0.207739,"eighty":1.249412,"marketCap":5187078},{"date":"2026-03-06","current":0.986541,"twenty":-1.08042,"median":0.210728,"eighty":1.249412,"marketCap":4895497},{"date":"2026-03-13","current":1.070041,"twenty":-1.049487,"median":0.217454,"eighty":1.249412,"marketCap":5309850},{"date":"2026-03-20","current":1.109503,"twenty":-0.992331,"median":0.218948,"eighty":1.249412,"marketCap":5505669},{"date":"2026-03-27","current":0.933224,"twenty":-0.975798,"median":0.222386,"eighty":1.249412,"marketCap":4630925},{"date":"2026-04-02","current":0.484549,"twenty":-0.968545,"median":0.22403,"eighty":1.249412,"marketCap":2404471},{"date":"2026-04-10","current":0.978127,"twenty":-0.952117,"median":0.225524,"eighty":1.249412,"marketCap":4853746},{"date":"2026-04-17","current":0.99207,"twenty":-0.945319,"median":0.228961,"eighty":1.249412,"marketCap":4922933},{"date":"2026-04-24","current":0.938444,"twenty":-0.925013,"median":0.232847,"eighty":1.249412,"marketCap":4656829},{"date":"2026-05-01","current":1.058297,"twenty":-0.911877,"median":0.235538,"eighty":1.249412,"marketCap":5251572},{"date":"2026-05-08","current":0.970619,"twenty":-0.903003,"median":0.23763,"eighty":1.249412,"marketCap":4816491},{"date":"2026-05-15","current":1.159649,"twenty":-0.896685,"median":0.241814,"eighty":1.249412,"marketCap":5754510},{"date":"2026-05-22","current":-0.192996,"twenty":-0.892495,"median":0.241814,"eighty":1.249412,"marketCap":5987351},{"date":"2026-05-29","current":-0.175412,"twenty":-0.888304,"median":0.242038,"eighty":1.249412,"marketCap":5441837},{"date":"2026-06-05","current":-0.182317,"twenty":-0.883527,"median":0.241814,"eighty":1.249412,"marketCap":5656051},{"date":"2026-06-12","current":-0.205347,"twenty":-0.875734,"median":0.241814,"eighty":1.249412,"marketCap":6370542},{"date":"2026-06-18","current":-0.269746,"twenty":-0.871685,"median":0.241814,"eighty":1.249412,"marketCap":8368405},{"date":"2026-06-26","current":-0.181567,"twenty":-0.863164,"median":0.242038,"eighty":1.249412,"marketCap":5632802},{"date":"2026-07-02","current":-0.175056,"twenty":-0.858973,"median":0.242038,"eighty":1.249412,"marketCap":5430806},{"date":"2026-07-10","current":-0.205565,"twenty":-0.854783,"median":0.242038,"eighty":1.249412,"marketCap":6377302},{"date":"2026-07-17","current":-0.193799,"twenty":-0.848498,"median":0.242038,"eighty":1.249412,"marketCap":6012266},{"date":"2026-07-24","current":-0.200682,"twenty":-0.844308,"median":0.242038,"eighty":1.249412,"marketCap":6225805},{"date":"2026-07-31","current":-0.194868,"twenty":-0.842213,"median":0.242263,"eighty":1.249412,"marketCap":6045451},{"date":"2026-08-07","current":-0.195799,"twenty":-0.837889,"median":0.242263,"eighty":1.249412,"marketCap":6074308},{"date":"2026-08-14","current":-0.169754,"twenty":-0.833833,"median":0.242263,"eighty":1.249412,"marketCap":5266324},{"date":"2026-08-21","current":-0.178126,"twenty":-0.825955,"median":0.242263,"eighty":1.249412,"marketCap":5526033},{"date":"2026-08-28","current":-0.173475,"twenty":-0.813604,"median":0.242263,"eighty":1.249412,"marketCap":5381750},{"date":"2026-09-04","current":-0.179189,"twenty":-0.800178,"median":0.242263,"eighty":1.249412,"marketCap":5559035},{"date":"2026-09-11","current":-0.221676,"twenty":-0.796122,"median":0.242263,"eighty":1.249412,"marketCap":6877098},{"date":"2026-09-18","current":-0.13054,"twenty":-0.78821,"median":0.242263,"eighty":1.249412,"marketCap":4049782},{"date":"2026-09-25","current":-0.135396,"twenty":-0.776009,"median":0.242263,"eighty":1.249412,"marketCap":4200418},{"date":"2026-09-30","current":-0.136516,"twenty":-0.774104,"median":0.242263,"eighty":1.249412,"marketCap":4235180}],"updateTime":1790918710328},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"TANH\",pageSize:20,pageCount:2,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"17060334","market":"us","labels":[],"media":"sec.gov","original_id":"AN147793223006715-TANH","pdf_url":"","pub_time":1694116868000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form CORRESP - Correspondence","symbol":"TANH","title":"Form CORRESP - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1588084/0001477932-23-006715-index.html","us_notice_code":"Form CORRESP","us_title_en":"Form CORRESP - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223006715/filename1.htm","primary":true,"translateUrl":"","linkName":"filename1.htm","type":"CORRESP","id":"NTFILECByMXhSUpLTSfsje","market":"us","size":6475},{"description":"","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223006715/tanh_correspimg2.jpg","primary":false,"translateUrl":"","linkName":"tanh_correspimg2.jpg","type":"GRAPHIC","id":"NTFILECgqtqCCr5e4o7NYp","market":"us","size":8599}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2023-09-08 04:01","pubTimestamp":1694116868,"title_zh":"Form CORRESP - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16388668","market":"us","labels":[],"media":"sec.gov","original_id":"AN147793223003017-TANH","pdf_url":"","pub_time":1682870400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","symbol":"TANH","title":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/0001477932-23-003017-index.htm","us_notice_code":"Form 20-F","us_title_en":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 20-F","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20f.htm","primary":true,"translateUrl":"","linkName":"tanh_20f.htm","type":"20-F","id":"NTFILE8vvn2DGQT4P8UaEd","market":"us","size":2810628},{"description":"CERTIFICATION","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_ex121.htm","primary":false,"translateUrl":"","linkName":"tanh_ex121.htm","type":"EX-12.1","id":"NTFILE5FCSVi74tUizVXB5","market":"us","size":11525},{"description":"CERTIFICATION","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_ex122.htm","primary":false,"translateUrl":"","linkName":"tanh_ex122.htm","type":"EX-12.2","id":"NTFILE5sFP9xdM3DdrzakP","market":"us","size":11156},{"description":"CERTIFICATION","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_ex131.htm","primary":false,"translateUrl":"","linkName":"tanh_ex131.htm","type":"EX-13.1","id":"NTFILEFgp5YLFmd1Ctiuqf","market":"us","size":4449},{"description":"CERTIFICATION","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_ex132.htm","primary":false,"translateUrl":"","linkName":"tanh_ex132.htm","type":"EX-13.2","id":"NTFILE3qvDFbviCFWD1BuW","market":"us","size":4481},{"description":"CONSENT","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_ex231.htm","primary":false,"translateUrl":"","linkName":"tanh_ex231.htm","type":"EX-23.1","id":"NTFILE451YmtFp39oEXMcH","market":"us","size":3128},{"description":"PRESS RELEASE","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_ex991.htm","primary":false,"translateUrl":"","linkName":"tanh_ex991.htm","type":"EX-99.1","id":"NTFILEEfyLssVjx9cBfHha","market":"us","size":152916},{"description":"","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg289.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg289.jpg","type":"GRAPHIC","id":"NTFILE4VnyxD9pE8S4komb","market":"us","size":34332},{"description":"","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg284.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg284.jpg","type":"GRAPHIC","id":"NTFILE8KVuCqBWgywDUwma","market":"us","size":27174},{"description":"","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg285.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg285.jpg","type":"GRAPHIC","id":"NTFILECWdivXKgQWVFdygX","market":"us","size":19934},{"description":"","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg286.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg286.jpg","type":"GRAPHIC","id":"NTFILE39SUTD8Ey7kQ5xSk","market":"us","size":46654},{"description":"","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg287.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg287.jpg","type":"GRAPHIC","id":"NTFILE82MwiP1RhnHq4bkp","market":"us","size":27514},{"description":"","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg288.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg288.jpg","type":"GRAPHIC","id":"NTFILE4F7LhuNBPfsBYqrg","market":"us","size":15706},{"description":"","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg294.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg294.jpg","type":"GRAPHIC","id":"NTFILE7Net8QyE5G36vbzF","market":"us","size":33824},{"description":"","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg290.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg290.jpg","type":"GRAPHIC","id":"NTFILECx2TZ5PTjyTKW5hN","market":"us","size":32502},{"description":"","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg291.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg291.jpg","type":"GRAPHIC","id":"NTFILE8uHsZfa6XeBdXQq8","market":"us","size":18646},{"description":"","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg292.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg292.jpg","type":"GRAPHIC","id":"NTFILEE5pn6Znt9zHkCuZG","market":"us","size":9176},{"description":"","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg283.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg283.jpg","type":"GRAPHIC","id":"NTFILEG9YCnC9o1fkqrKQj","market":"us","size":9515},{"description":"","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg282.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg282.jpg","type":"GRAPHIC","id":"NTFILEHVstHWzoC4TawxR1","market":"us","size":16060},{"description":"","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg303.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg303.jpg","type":"GRAPHIC","id":"NTFILE9BTnMXnXLHthYvHJ","market":"us","size":2820},{"description":"","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg302.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg302.jpg","type":"GRAPHIC","id":"NTFILEDNK14t1ZRNeaZGZo","market":"us","size":23520},{"description":"","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg301.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg301.jpg","type":"GRAPHIC","id":"NTFILEEN8EdZwbCRGZ6ack","market":"us","size":24900},{"description":"","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg300.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg300.jpg","type":"GRAPHIC","id":"NTFILE6ayBNUsvjJBny8Pj","market":"us","size":60069},{"description":"","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg297.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg297.jpg","type":"GRAPHIC","id":"NTFILEDtxJB93AhpcZdDru","market":"us","size":31314},{"description":"","seq":30,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_ex231img3.jpg","primary":false,"translateUrl":"","linkName":"tanh_ex231img3.jpg","type":"GRAPHIC","id":"NTFILE6Zzgdnsxw1gWwCkA","market":"us","size":3592},{"description":"","seq":31,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg296.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg296.jpg","type":"GRAPHIC","id":"NTFILEAfJ7QEjwJz1H1Lpv","market":"us","size":21706},{"description":"","seq":32,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg280.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg280.jpg","type":"GRAPHIC","id":"NTFILEBA2npHBB2XobFaSR","market":"us","size":25224},{"description":"","seq":33,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg281.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg281.jpg","type":"GRAPHIC","id":"NTFILE4vD1YFN9VFzrji5f","market":"us","size":30053},{"description":"","seq":34,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000147793223003017/tanh_20fimg293.jpg","primary":false,"translateUrl":"","linkName":"tanh_20fimg293.jpg","type":"GRAPHIC","id":"NTFILE2nLabLBN5yL28dpN","market":"us","size":25325}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2023-05-01 00:00","pubTimestamp":1682870400,"title_zh":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16001031","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465923004080-TANH","pdf_url":"","pub_time":1673884800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"CORRESP [Cover] - Correspondence","symbol":"TANH","title":"CORRESP [Cover] - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1588084/000110465923004080/0001104659-23-004080-index.htm","us_notice_code":"Form CORRESP","us_title_en":"CORRESP [Cover] - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465923004080/filename1.htm","primary":true,"translateUrl":"","linkName":"filename1.htm","type":"CORRESP","id":"NTFILEC4ESfYT8FneuG4kJ","market":"us","size":10232}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2023-01-17 00:00","pubTimestamp":1673884800,"title_zh":"CORRESP [Cover] - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15877548","market":"us","labels":[],"media":"sec.gov","original_id":"AN141057823000028-TANH","pdf_url":"","pub_time":1673884800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"20-F/A [Amend]  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","symbol":"TANH","title":"20-F/A [Amend]  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","titleType":"[Rev.]Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1588084/000141057823000028/0001410578-23-000028-index.htm","us_notice_code":"Form 20-F/A","us_title_en":"20-F/A [Amend]  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"20-F/A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057823000028/tanh-20211231x20fa.htm","primary":true,"translateUrl":"","linkName":"tanh-20211231x20fa.htm","type":"20-F/A","id":"NTFILE3DqKVLEENAZ3RrCP","market":"us","size":2067622},{"description":"EX-12.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057823000028/tanh-20211231xex12d1.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex12d1.htm","type":"EX-12.1","id":"NTFILE3PBFDQBhTqTGKzS7","market":"us","size":13723},{"description":"EX-12.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057823000028/tanh-20211231xex12d2.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex12d2.htm","type":"EX-12.2","id":"NTFILE2Qutwoim2YAPkbW1","market":"us","size":13729},{"description":"EX-13.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057823000028/tanh-20211231xex13d1.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex13d1.htm","type":"EX-13.1","id":"NTFILE4AzL5dzoepCZbciU","market":"us","size":7825},{"description":"EX-13.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057823000028/tanh-20211231xex13d2.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex13d2.htm","type":"EX-13.2","id":"NTFILEFS1fBofZWyLHMaVV","market":"us","size":7833},{"description":"EX-23.1","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057823000028/tanh-20211231xex23d1.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex23d1.htm","type":"EX-23.1","id":"NTFILEEXCwCMkP8gLcg7uX","market":"us","size":5367},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057823000028/tanh-20211231x20fa001.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20fa001.jpg","type":"GRAPHIC","id":"NTFILE6g2bHhqw1U9jokTn","market":"us","size":3421},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057823000028/tanh-20211231xex23d1001.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231xex23d1001.jpg","type":"GRAPHIC","id":"NTFILEDwMiUpewexCEJ7i4","market":"us","size":3417}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"[Rev.]Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"[Rev.]Annual Report","pubTime":"2023-01-17 00:00","pubTimestamp":1673884800,"title_zh":"20-F/A [Amend]  - Annual and transition report of foreign private issuers [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15787333","market":"us","labels":[],"media":"sec.gov","original_id":"AN141057822003584-TANH","pdf_url":"","pub_time":1671724800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"20-F/A [Amend]  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","symbol":"TANH","title":"20-F/A [Amend]  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","titleType":"[Rev.]Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822003584/0001410578-22-003584-index.htm","us_notice_code":"Form 20-F/A","us_title_en":"20-F/A [Amend]  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"20-F/A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822003584/tanh-20211231x20fa.htm","primary":true,"translateUrl":"","linkName":"tanh-20211231x20fa.htm","type":"20-F/A","id":"NTFILEAygS7zdTXwTaPfgD","market":"us","size":548313},{"description":"EX-12.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822003584/tanh-20211231xex12d1.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex12d1.htm","type":"EX-12.1","id":"NTFILE6woA72UEC6TYYPao","market":"us","size":13115},{"description":"EX-12.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822003584/tanh-20211231xex12d2.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex12d2.htm","type":"EX-12.2","id":"NTFILEG4SzCZaEvoxoBN5v","market":"us","size":13121},{"description":"EX-13.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822003584/tanh-20211231xex13d1.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex13d1.htm","type":"EX-13.1","id":"NTFILEFD8YxUBCQ8SMM8zL","market":"us","size":7300},{"description":"EX-13.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822003584/tanh-20211231xex13d2.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex13d2.htm","type":"EX-13.2","id":"NTFILE8D6o4QKB9mF9huD5","market":"us","size":7236},{"description":"EX-23.1","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822003584/tanh-20211231xex23d1.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex23d1.htm","type":"EX-23.1","id":"NTFILEG4fCnaT2pxCZ3xVP","market":"us","size":5375},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822003584/tanh-20211231x20fa001.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20fa001.jpg","type":"GRAPHIC","id":"NTFILEFCUJ2i8hPMcc5KZ2","market":"us","size":71706},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822003584/tanh-20211231x20fa002.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20fa002.jpg","type":"GRAPHIC","id":"NTFILEGL1ayfoEBDeazEN4","market":"us","size":3417},{"description":"GRAPHIC","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822003584/tanh-20211231xex23d1001.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231xex23d1001.jpg","type":"GRAPHIC","id":"NTFILE6eJ9P3fcxX1oRBRb","market":"us","size":3417}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"[Rev.]Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"[Rev.]Annual Report","pubTime":"2022-12-23 00:00","pubTimestamp":1671724800,"title_zh":"20-F/A [Amend]  - Annual and transition report of foreign private issuers [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16001033","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465922122290-TANH","pdf_url":"","pub_time":1669564800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"CORRESP [Cover] - Correspondence","symbol":"TANH","title":"CORRESP [Cover] - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1588084/000110465922122290/0001104659-22-122290-index.htm","us_notice_code":"Form CORRESP","us_title_en":"CORRESP [Cover] - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465922122290/filename1.htm","primary":true,"translateUrl":"","linkName":"filename1.htm","type":"CORRESP","id":"NTFILE49gukA6uUphTHTyb","market":"us","size":24630}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2022-11-28 00:00","pubTimestamp":1669564800,"title_zh":"CORRESP [Cover] - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16001035","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465922107984-TANH","pdf_url":"","pub_time":1665504000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"CORRESP [Cover] - Correspondence","symbol":"TANH","title":"CORRESP [Cover] - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1588084/000110465922107984/0001104659-22-107984-index.htm","us_notice_code":"Form CORRESP","us_title_en":"CORRESP [Cover] - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465922107984/filename1.htm","primary":true,"translateUrl":"","linkName":"filename1.htm","type":"CORRESP","id":"NTFILEqEpwoAjCu9UKLeYY","market":"us","size":154346},{"description":"GRAPHIC","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465922107984/tm2227894d1_correspimage002.jpg","primary":false,"translateUrl":"","linkName":"tm2227894d1_correspimage002.jpg","type":"GRAPHIC","id":"NTFILED6urD7mdV52NdNWN","market":"us","size":1514612}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2022-10-12 00:00","pubTimestamp":1665504000,"title_zh":"CORRESP [Cover] - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15208727","market":"us","labels":[],"media":"sec.gov","original_id":"AN141057822001956-TANH","pdf_url":"","pub_time":1658073600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","symbol":"TANH","title":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/0001410578-22-001956-index.htm","us_notice_code":"Form 20-F","us_title_en":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"20-F","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f.htm","primary":true,"translateUrl":"","linkName":"tanh-20211231x20f.htm","type":"20-F","id":"NTFILE4nLKvEVR4ohSnn6f","market":"us","size":3976808},{"description":"EX-4.4","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231xex4d4.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex4d4.htm","type":"EX-4.4","id":"NTFILE8AgvX1KxKiMm9t38","market":"us","size":5492},{"description":"EX-4.5","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231xex4d5.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex4d5.htm","type":"EX-4.5","id":"NTFILEDsdD5ggPed3zKQ8F","market":"us","size":17556},{"description":"EX-4.6","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231xex4d6.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex4d6.htm","type":"EX-4.6","id":"NTFILE8SP9bJpvayrGCE7Z","market":"us","size":4015},{"description":"EX-4.14","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231xex4d14.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex4d14.htm","type":"EX-4.14","id":"NTFILEB1vYV9RoPGBTTJk3","market":"us","size":8685},{"description":"EX-8.1","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231xex8d1.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex8d1.htm","type":"EX-8.1","id":"NTFILECfeJxQxwTccq18cX","market":"us","size":83346},{"description":"EX-12.1","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231xex12d1.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex12d1.htm","type":"EX-12.1","id":"NTFILE3NihwnmWPswnRqvr","market":"us","size":12339},{"description":"EX-12.2","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231xex12d2.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex12d2.htm","type":"EX-12.2","id":"NTFILEHbkUCVpM3ybD4PHN","market":"us","size":12191},{"description":"EX-13.1","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231xex13d1.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex13d1.htm","type":"EX-13.1","id":"NTFILE65u6noXR2emDHNRT","market":"us","size":7736},{"description":"EX-13.2","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231xex13d2.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex13d2.htm","type":"EX-13.2","id":"NTFILE3kaUZMTrkRsZxNDK","market":"us","size":7750},{"description":"EX-23.1","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231xex23d1.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex23d1.htm","type":"EX-23.1","id":"NTFILE98NbWGxTJfacv4XM","market":"us","size":5125},{"description":"EX-99.1","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231xex99d1.htm","primary":false,"translateUrl":"","linkName":"tanh-20211231xex99d1.htm","type":"EX-99.1","id":"NTFILE7nQ68FFmMVMMoLmP","market":"us","size":319258},{"description":"GRAPHIC","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f020.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f020.jpg","type":"GRAPHIC","id":"NTFILEDea2rMYxAYSaSwqx","market":"us","size":35774},{"description":"GRAPHIC","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f017.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f017.jpg","type":"GRAPHIC","id":"NTFILE8VY14Pppk5jwjBfu","market":"us","size":100845},{"description":"GRAPHIC","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f003.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f003.jpg","type":"GRAPHIC","id":"NTFILE6DYwA5dgzGPHKRgH","market":"us","size":10860},{"description":"GRAPHIC","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f022.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f022.jpg","type":"GRAPHIC","id":"NTFILE5qqvUM5fH66MojFH","market":"us","size":3421},{"description":"GRAPHIC","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f001.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f001.jpg","type":"GRAPHIC","id":"NTFILE4JcP8sxEXcvoYwF9","market":"us","size":62815},{"description":"GRAPHIC","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f007.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f007.jpg","type":"GRAPHIC","id":"NTFILECZED3Dq5SJHB9NN7","market":"us","size":66576},{"description":"GRAPHIC","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f004.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f004.jpg","type":"GRAPHIC","id":"NTFILEAHjWsvJ9kSkELMhH","market":"us","size":13735},{"description":"GRAPHIC","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f016.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f016.jpg","type":"GRAPHIC","id":"NTFILEEECvu3PrG5okWCbT","market":"us","size":47692},{"description":"GRAPHIC","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f010.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f010.jpg","type":"GRAPHIC","id":"NTFILE27Hk6utUMNcdf8us","market":"us","size":67639},{"description":"GRAPHIC","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f006.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f006.jpg","type":"GRAPHIC","id":"NTFILE8GdVbzfgKch18XgG","market":"us","size":28100},{"description":"GRAPHIC","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f009.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f009.jpg","type":"GRAPHIC","id":"NTFILEG2Y5W4zZp9yTYnPG","market":"us","size":22460},{"description":"GRAPHIC","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f008.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f008.jpg","type":"GRAPHIC","id":"NTFILE6Emgc6PtNn7WiHDH","market":"us","size":46687},{"description":"GRAPHIC","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f018.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f018.jpg","type":"GRAPHIC","id":"NTFILE8bXv9PLb226wpzLm","market":"us","size":60112},{"description":"GRAPHIC","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f002.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f002.jpg","type":"GRAPHIC","id":"NTFILEFze5R7cZxhHm864a","market":"us","size":12790},{"description":"GRAPHIC","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f013.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f013.jpg","type":"GRAPHIC","id":"NTFILEArKRfyjQnG8k7HVV","market":"us","size":13160},{"description":"GRAPHIC","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f021.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f021.jpg","type":"GRAPHIC","id":"NTFILE7gFKG7EDozqTHQdq","market":"us","size":39158},{"description":"GRAPHIC","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f014.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f014.jpg","type":"GRAPHIC","id":"NTFILEGgGgVGiVCcUSA3Bi","market":"us","size":18813},{"description":"GRAPHIC","seq":30,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f011.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f011.jpg","type":"GRAPHIC","id":"NTFILEEAabygYPpWkMp7Si","market":"us","size":63445},{"description":"GRAPHIC","seq":31,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f015.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f015.jpg","type":"GRAPHIC","id":"NTFILE321QMTYPG8gYQDQu","market":"us","size":22040},{"description":"GRAPHIC","seq":32,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f012.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f012.jpg","type":"GRAPHIC","id":"NTFILEEWbCbdP9sWXRB4rK","market":"us","size":25741},{"description":"GRAPHIC","seq":33,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f019.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f019.jpg","type":"GRAPHIC","id":"NTFILE4VJdMWm9LzpMdHZ7","market":"us","size":45597},{"description":"GRAPHIC","seq":34,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231x20f005.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231x20f005.jpg","type":"GRAPHIC","id":"NTFILEEo1UTYZHtM52nGz4","market":"us","size":38544},{"description":"GRAPHIC","seq":35,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000141057822001956/tanh-20211231xex23d1001.jpg","primary":false,"translateUrl":"","linkName":"tanh-20211231xex23d1001.jpg","type":"GRAPHIC","id":"NTFILE6ghrjpuV1rVBkZES","market":"us","size":3417}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2022-07-18 00:00","pubTimestamp":1658073600,"title_zh":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":false,"id":"12810640","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921055681-TANH","pdf_url":null,"pub_time":1619452800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","symbol":"TANH","title":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1588084/000110465921055681/0001104659-21-055681-index.htm","us_notice_code":"Form 20-F","us_title_en":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2021-04-27 00:00","pubTimestamp":1619452800,"title_zh":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"12810644","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465920138306-TANH","pdf_url":null,"pub_time":1608566400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"CORRESP [Cover] - Correspondence","symbol":"TANH","title":"CORRESP [Cover] - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920138306/0001104659-20-138306-index.htm","us_notice_code":"Form CORRESP","us_title_en":"CORRESP [Cover] - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920138306/filename1.htm","primary":true,"translateUrl":null,"linkName":"filename1.htm","type":"CORRESP","id":"NTFILE3b6j2iKnePUvAuL2","market":"us","size":6315},{"description":"GRAPHIC","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920138306/image_001.jpg","primary":false,"translateUrl":null,"linkName":"image_001.jpg","type":"GRAPHIC","id":"NTFILE4BpDFPNavLDQKebJ","market":"us","size":7450}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2020-12-22 00:00","pubTimestamp":1608566400,"title_zh":"CORRESP [Cover] - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"12810643","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465920138429-TANH","pdf_url":null,"pub_time":1608566400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"CORRESP [Cover] - Correspondence","symbol":"TANH","title":"CORRESP [Cover] - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920138429/0001104659-20-138429-index.htm","us_notice_code":"Form CORRESP","us_title_en":"CORRESP [Cover] - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920138429/filename1.htm","primary":true,"translateUrl":null,"linkName":"filename1.htm","type":"CORRESP","id":"NTFILE9cUVLtokDu3JK5Nh","market":"us","size":6550},{"description":"GRAPHIC","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920138429/image_001.jpg","primary":false,"translateUrl":null,"linkName":"image_001.jpg","type":"GRAPHIC","id":"NTFILEDvMPXG2QxKJEwvzT","market":"us","size":7450}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2020-12-22 00:00","pubTimestamp":1608566400,"title_zh":"CORRESP [Cover] - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10993487","market":"us","labels":[],"media":"sec.gov","original_id":"AN121390020039768-TANH","pdf_url":null,"pub_time":1606665600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","symbol":"TANH","title":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1588084/000121390020039768/0001213900-20-039768-index.htm","us_notice_code":"Form SC 13G","us_title_en":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"SCHEDULE 13G","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000121390020039768/ea130673-sc13gintra_tantech.htm","primary":true,"translateUrl":null,"linkName":"ea130673-sc13gintra_tantech.htm","type":"SC 13G","id":"NTFILEC1JQFLUPFHQutH1f","market":"us","size":77195}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2020-11-30 00:00","pubTimestamp":1606665600,"title_zh":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10422935","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465920099120-TANH","pdf_url":null,"pub_time":1598457600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"CORRESP [Cover] - Correspondence","symbol":"TANH","title":"CORRESP [Cover] - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920099120/0001104659-20-099120-index.htm","us_notice_code":"Form CORRESP","us_title_en":"CORRESP [Cover] - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920099120/filename1.htm","primary":true,"translateUrl":null,"linkName":"filename1.htm","type":"CORRESP","id":"NTFILE5deWTAmH4Dj9CS5Q","market":"us","size":5835},{"description":"GRAPHIC","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920099120/image_001.jpg","primary":false,"translateUrl":null,"linkName":"image_001.jpg","type":"GRAPHIC","id":"NTFILE8h13sDQbDUW8isMK","market":"us","size":7472}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2020-08-27 00:00","pubTimestamp":1598457600,"title_zh":"CORRESP [Cover] - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10138641","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465920081237-TANH","pdf_url":null,"pub_time":1593964800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"20-F/A [Amend]  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","symbol":"TANH","title":"20-F/A [Amend]  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","titleType":"[Rev.]Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920081237/0001104659-20-081237-index.htm","us_notice_code":"Form 20-F/A","us_title_en":"20-F/A [Amend]  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"20-F/A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920081237/tm2024156d1_20fa.htm","primary":true,"translateUrl":null,"linkName":"tm2024156d1_20fa.htm","type":"20-F/A","id":"NTFILE7HffQ1KK1ZrLAFn3","market":"us","size":32153},{"description":"EXHIBIT 12.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920081237/tm2024156d1_ex12-1.htm","primary":false,"translateUrl":null,"linkName":"tm2024156d1_ex12-1.htm","type":"EX-12.1","id":"NTFILE2Ng8EFsaNyHNXPJn","market":"us","size":4522},{"description":"EXHIBIT 12.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920081237/tm2024156d1_ex12-2.htm","primary":false,"translateUrl":null,"linkName":"tm2024156d1_ex12-2.htm","type":"EX-12.2","id":"NTFILEHcyzey8HGiZoDYN4","market":"us","size":4061}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"[Rev.]Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"[Rev.]Annual Report","pubTime":"2020-07-06 00:00","pubTimestamp":1593964800,"title_zh":"20-F/A [Amend]  - Annual and transition report of foreign private issuers [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10118518","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465920079077-TANH","pdf_url":null,"pub_time":1593446400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","symbol":"TANH","title":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/0001104659-20-079077-index.htm","us_notice_code":"Form 20-F","us_title_en":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 20-F","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20f.htm","primary":true,"translateUrl":null,"linkName":"tm206462-1_20f.htm","type":"20-F","id":"NTFILEDHcie8zDzxkFpmDC","market":"us","size":1901794},{"description":"EXHIBIT 4.18","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462d1_ex4-18.htm","primary":false,"translateUrl":null,"linkName":"tm206462d1_ex4-18.htm","type":"EX-4.18","id":"NTFILEAuVQgn7MdsT7444n","market":"us","size":12666},{"description":"EXHIBIT 4.19","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462d1_ex4-19.htm","primary":false,"translateUrl":null,"linkName":"tm206462d1_ex4-19.htm","type":"EX-4.19","id":"NTFILE4cdmYfuohYUHVWSf","market":"us","size":13097},{"description":"EXHIBIT 4.20","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462d1_ex4-20.htm","primary":false,"translateUrl":null,"linkName":"tm206462d1_ex4-20.htm","type":"EX-4.20","id":"NTFILEFQAT5YAuYEyGrabw","market":"us","size":12136},{"description":"EXHIBIT 4.21","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462d1_ex4-21.htm","primary":false,"translateUrl":null,"linkName":"tm206462d1_ex4-21.htm","type":"EX-4.21","id":"NTFILE9iYXh6GVkV5Vs95d","market":"us","size":4192},{"description":"EXHIBIT 4.22","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462d1_ex4-22.htm","primary":false,"translateUrl":null,"linkName":"tm206462d1_ex4-22.htm","type":"EX-4.22","id":"NTFILE4rpjnhX4npYJEqrV","market":"us","size":12974},{"description":"EXHIBIT 4.23","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462d1_ex4-23.htm","primary":false,"translateUrl":null,"linkName":"tm206462d1_ex4-23.htm","type":"EX-4.23","id":"NTFILEGkpmEwXs9qGPK4Zp","market":"us","size":4426},{"description":"EXHIBIT 8.1","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462d1_ex8-1.htm","primary":false,"translateUrl":null,"linkName":"tm206462d1_ex8-1.htm","type":"EX-8.1","id":"NTFILE5o6yd1v5YQJe6QKC","market":"us","size":15135},{"description":"EXHIBIT 12.1","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462d1_ex12-1.htm","primary":false,"translateUrl":null,"linkName":"tm206462d1_ex12-1.htm","type":"EX-12.1","id":"NTFILEGVtS6StbiF5e3Zjv","market":"us","size":9187},{"description":"EXHIBIT 12.2","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462d1_ex12-2.htm","primary":false,"translateUrl":null,"linkName":"tm206462d1_ex12-2.htm","type":"EX-12.2","id":"NTFILE98P1VAmjygGysYxg","market":"us","size":8858},{"description":"EXHIBIT 13.1","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462d1_ex13-1.htm","primary":false,"translateUrl":null,"linkName":"tm206462d1_ex13-1.htm","type":"EX-13.1","id":"NTFILEJBY2BtHLGM9Kf2tr","market":"us","size":3666},{"description":"EXHIBIT 13.2","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462d1_ex13-2.htm","primary":false,"translateUrl":null,"linkName":"tm206462d1_ex13-2.htm","type":"EX-13.2","id":"NTFILE8UcrRHp244mJsdri","market":"us","size":3671},{"description":"XBRL INSTANCE DOCUMENT","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tanh-20191231.xml","primary":false,"translateUrl":null,"linkName":"tanh-20191231.xml","type":"EX-101.INS","id":"NTFILE7AX61WTtucXiKZYX","market":"us","size":2463737},{"description":"XBRL TAXONOMY EXTENSION SCHEMA","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tanh-20191231.xsd","primary":false,"translateUrl":null,"linkName":"tanh-20191231.xsd","type":"EX-101.SCH","id":"NTFILExPkWjE3rTT8i5Ngm","market":"us","size":81052},{"description":"XBRL TAXONOMY EXTENSION CALCULATION LINKBASE","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tanh-20191231_cal.xml","primary":false,"translateUrl":null,"linkName":"tanh-20191231_cal.xml","type":"EX-101.CAL","id":"NTFILEDqNCbs13Tm6Cu9Dm","market":"us","size":98909},{"description":"XBRL TAXONOMY EXTENSION DEFINITION LINKBASE","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tanh-20191231_def.xml","primary":false,"translateUrl":null,"linkName":"tanh-20191231_def.xml","type":"EX-101.DEF","id":"NTFILECQ673ugFeHy66Qx5","market":"us","size":237819},{"description":"XBRL TAXONOMY EXTENSION LABEL LINKBASE","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tanh-20191231_lab.xml","primary":false,"translateUrl":null,"linkName":"tanh-20191231_lab.xml","type":"EX-101.LAB","id":"NTFILE3DC78sGWWC85CozN","market":"us","size":508952},{"description":"XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tanh-20191231_pre.xml","primary":false,"translateUrl":null,"linkName":"tanh-20191231_pre.xml","type":"EX-101.PRE","id":"NTFILE9QgS9gyEZees8P1f","market":"us","size":507323},{"description":"GRAPHIC","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg014.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg014.jpg","type":"GRAPHIC","id":"NTFILEHkXDqcAtLSpBS3V2","market":"us","size":67077},{"description":"GRAPHIC","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg019.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg019.jpg","type":"GRAPHIC","id":"NTFILE8rADzXP7ieToJ5iQ","market":"us","size":29916},{"description":"GRAPHIC","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg020.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg020.jpg","type":"GRAPHIC","id":"NTFILEBHWjV6uWAQPJTpzp","market":"us","size":20883},{"description":"GRAPHIC","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg021.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg021.jpg","type":"GRAPHIC","id":"NTFILEkNNPqvhwYAUwZRcP","market":"us","size":23315},{"description":"GRAPHIC","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg006.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg006.jpg","type":"GRAPHIC","id":"NTFILEDJmVcNPuHGUhDyXe","market":"us","size":49069},{"description":"GRAPHIC","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg007.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg007.jpg","type":"GRAPHIC","id":"NTFILE9Ab6TMSvXyaA7NYT","market":"us","size":149944},{"description":"GRAPHIC","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg008.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg008.jpg","type":"GRAPHIC","id":"NTFILE28pDy6uQ1KCrRHo8","market":"us","size":139085},{"description":"GRAPHIC","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg009.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg009.jpg","type":"GRAPHIC","id":"NTFILESKjvXbKjtZArzxez","market":"us","size":54502},{"description":"GRAPHIC","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg010.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg010.jpg","type":"GRAPHIC","id":"NTFILE6gtXBbnZ9314FaFJ","market":"us","size":197017},{"description":"GRAPHIC","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg011.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg011.jpg","type":"GRAPHIC","id":"NTFILEAYEtf2QUL9Rj5geA","market":"us","size":23721},{"description":"GRAPHIC","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg012.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg012.jpg","type":"GRAPHIC","id":"NTFILE25cpiXqRbii5CnLf","market":"us","size":74757},{"description":"GRAPHIC","seq":30,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg013.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg013.jpg","type":"GRAPHIC","id":"NTFILEvGo4j5mMav7RSnRh","market":"us","size":49357},{"description":"GRAPHIC","seq":31,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg015.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg015.jpg","type":"GRAPHIC","id":"NTFILEDTBu52R1fAevwMHc","market":"us","size":122346},{"description":"GRAPHIC","seq":32,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg017.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg017.jpg","type":"GRAPHIC","id":"NTFILE2xPuxg8bCwc5Xumr","market":"us","size":86076},{"description":"GRAPHIC","seq":33,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg016.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg016.jpg","type":"GRAPHIC","id":"NTFILEEojzrxrj7ztAEH7A","market":"us","size":69045},{"description":"GRAPHIC","seq":34,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg018.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg018.jpg","type":"GRAPHIC","id":"NTFILEAWzgXvdmUYHCv1dh","market":"us","size":90588},{"description":"GRAPHIC","seq":35,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg022.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg022.jpg","type":"GRAPHIC","id":"NTFILEB3gJpzzDpy9DyV86","market":"us","size":25833},{"description":"GRAPHIC","seq":36,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg023.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg023.jpg","type":"GRAPHIC","id":"NTFILEADNZYL47X28ya6zT","market":"us","size":16988},{"description":"GRAPHIC","seq":37,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg024.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg024.jpg","type":"GRAPHIC","id":"NTFILE9evPDRdwd5ZMhcn2","market":"us","size":18428},{"description":"GRAPHIC","seq":38,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920079077/tm206462-1_20fimg025.jpg","primary":false,"translateUrl":null,"linkName":"tm206462-1_20fimg025.jpg","type":"GRAPHIC","id":"NTFILE9x2geNB94WMvcrAy","market":"us","size":83757}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2020-06-30 00:00","pubTimestamp":1593446400,"title_zh":"20-F  - Annual and transition report of foreign private issuers [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"9062543","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465920012032-TANH","pdf_url":null,"pub_time":1580918400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"[Amend] Statement of acquisition of beneficial ownership by individuals","symbol":"TANH","title":"[Amend] Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920012032/0001104659-20-012032-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"[Amend] Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"SC 13G/A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465920012032/tm207015-1_sc13ga.htm","primary":true,"translateUrl":null,"linkName":"tm207015-1_sc13ga.htm","type":"SC 13G/A","id":"NTFILEERdrGqk1xfLGSrxg","market":"us","size":78040}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2020-02-06 00:00","pubTimestamp":1580918400,"title_zh":"Amend] Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"8935670","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465919073810-TANH","pdf_url":null,"pub_time":1576598400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Report of foreign issuer [Rules 13a-16 and 15d-16]","symbol":"TANH","title":"Report of foreign issuer [Rules 13a-16 and 15d-16]","titleType":"Report of foreign issuer","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1588084/000110465919073810/0001104659-19-073810-index.htm","us_notice_code":"Form 6-K","us_title_en":"Report of foreign issuer [Rules 13a-16 and 15d-16]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465919073810/tm1924996d3_ex99-1.htm","primary":true,"translateUrl":null,"linkName":"tm1924996d3_ex99-1.htm","type":"EX-99.1","id":"NTFILECZUkgrgB8KLhcPTF","market":"us","size":43470},{"description":"FORM 6-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465919073810/tm1924996d3_6k.htm","primary":false,"translateUrl":null,"linkName":"tm1924996d3_6k.htm","type":"6-K","id":"NTFILEB2fYeBbJCdYfv3fq","market":"us","size":15338},{"description":"EXHIBIT 99.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465919073810/tm1924996d3_ex99-2.htm","primary":false,"translateUrl":null,"linkName":"tm1924996d3_ex99-2.htm","type":"EX-99.2","id":"NTFILEBNEswhe1Z8P3B1Sz","market":"us","size":8502},{"description":"GRAPHIC","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465919073810/chart1.jpg","primary":false,"translateUrl":null,"linkName":"chart1.jpg","type":"GRAPHIC","id":"NTFILE3qY45eCkMRtTG6jf","market":"us","size":61738},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465919073810/chart2.jpg","primary":false,"translateUrl":null,"linkName":"chart2.jpg","type":"GRAPHIC","id":"NTFILE2FWHWFsSQSidiZMw","market":"us","size":62582}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Report of foreign issuer","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Report of foreign issuer","pubTime":"2019-12-18 00:00","pubTimestamp":1576598400,"title_zh":"Report of foreign issuer [Rules 13a-16 and 15d-16","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"8935671","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465919073432-TANH","pdf_url":null,"pub_time":1576512000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Report of foreign issuer [Rules 13a-16 and 15d-16]","symbol":"TANH","title":"Report of foreign issuer [Rules 13a-16 and 15d-16]","titleType":"Report of foreign issuer","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1588084/000110465919073432/0001104659-19-073432-index.htm","us_notice_code":"Form 6-K","us_title_en":"Report of foreign issuer [Rules 13a-16 and 15d-16]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465919073432/tm1924996d2_ex99-1.htm","primary":true,"translateUrl":null,"linkName":"tm1924996d2_ex99-1.htm","type":"EX-99.1","id":"NTFILEBuCJDDjJv39fEAEg","market":"us","size":172067},{"description":"FORM 6-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465919073432/tm1924996d2_6k.htm","primary":false,"translateUrl":null,"linkName":"tm1924996d2_6k.htm","type":"6-K","id":"NTFILEEKAmovBpC2mhC1ec","market":"us","size":9968}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Report of foreign issuer","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Report of foreign issuer","pubTime":"2019-12-17 00:00","pubTimestamp":1576512000,"title_zh":"Report of foreign issuer [Rules 13a-16 and 15d-16","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"8869336","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465919070575-TANH","pdf_url":null,"pub_time":1575561600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Report of foreign issuer [Rules 13a-16 and 15d-16]","symbol":"TANH","title":"Report of foreign issuer [Rules 13a-16 and 15d-16]","titleType":"Report of foreign issuer","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1588084/000110465919070575/0001104659-19-070575-index.htm","us_notice_code":"Form 6-K","us_title_en":"Report of foreign issuer [Rules 13a-16 and 15d-16]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 6-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000110465919070575/tm1924678-1_6k.htm","primary":true,"translateUrl":null,"linkName":"tm1924678-1_6k.htm","type":"6-K","id":"NTFILEFJzDXZ9QA9XgNvDS","market":"us","size":11987}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Report of foreign issuer","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Report of foreign issuer","pubTime":"2019-12-06 00:00","pubTimestamp":1575561600,"title_zh":"Report of foreign issuer [Rules 13a-16 and 15d-16","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"8430243","market":"us","labels":[],"media":"sec.gov","original_id":"AN114420419036339-TANH","pdf_url":null,"pub_time":1564329600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Report of foreign issuer [Rules 13a-16 and 15d-16]","symbol":"TANH","title":"Report of foreign issuer [Rules 13a-16 and 15d-16]","titleType":"Report of foreign issuer","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1588084/000114420419036339/0001144204-19-036339-index.htm","us_notice_code":"Form 6-K","us_title_en":"Report of foreign issuer [Rules 13a-16 and 15d-16]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"6-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1588084/000114420419036339/tv526069_6k.htm","primary":true,"translateUrl":null,"linkName":"tv526069_6k.htm","type":"6-K","id":"NTFILEHynkngiEbiiA2wE9","market":"us","size":16718}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Report of foreign issuer","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Report of foreign issuer","pubTime":"2019-07-29 00:00","pubTimestamp":1564329600,"title_zh":"Report of foreign issuer [Rules 13a-16 and 15d-16","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":7,"pageCount":2,"totalSize":130,"code":"91000000","status":"200"}]}}