MaxOne Semiconductor's (Suzhou) (SHA:688809) signed a third investment agreement with the management committee of Jiangsu Nantong Suxitong Science and Technology Industrial Park, according to a Wednesday aftermarket filing with the Shanghai bourse.

Under the agreement, MaxOne agreed to increase the registered capital of its wholly-owned subsidiary, Qiangyi Semiconductor Nantong, to 600 million yuan from 500 million yuan.

The increase is based on the adjustment of the investment amount for the Nantong probe card research, development, and production project. The total project investment is 1 billion yuan, including about 400 million yuan in equipment.

The semiconductor testing company plans to finish construction and begin production before December 2027, the filing said.