Chengmai Technology and other newly established smart technology companies, including integrated circuit business.

According to the QiChaCha app, recently, Hebei Chengmai Digital Technology Co., Ltd. was established, with business scope including: internet security services; integrated circuit design; integrated circuit sales; office equipment sales, etc. According to QiChaCha's equity penetration, the company is jointly held by Chengmai Technology's wholly-owned subsidiary, Jiangsu Chengmai Information Technology Co., Ltd., and others.