Established technology companies such as Zhongyan Dadi, including semiconductor device related business.

According to the Qichacha app, recently, Chengdu High-Tech Shu Research Big Earth Technology Co., Ltd. was established with a registered capital of 15 million RMB. Its business scope includes: manufacturing of electrical mechanical special equipment; manufacturing of electronic special equipment; manufacturing of semiconductor device special equipment; and sales of semiconductor device special equipment. Equity penetration displayed on Qichacha shows that the company is jointly held by Zhongyan Dadi's fully-owned subsidiary Beijing Zhongyan Dadi Xinghe Technology Co., Ltd. and others.