Xinmao Technology (000836), Gaosheng Holdings (000971).

Xinmao Technology (000836): After years of development, the company has formed 25 million core kilometers of optical fibers and 6 million core kilometers of optical cables. With the expansion of the second phase of the quartz liner tube expansion project (annual production capacity of 120 tons) It is gradually put into production and is expected to reach production in 2018. The company participated in the investment in Baohu Fund, a subsidiary of Shanghai Baohu Investment, through Shanghai Qingyou Equity Investment Center, with a shareholding ratio of 3.41%, while the latter held 4.67% of Canaan Holdings;

Gaosheng Holdings (000971): The company’s main business includes IDC, CDN, APM and VPN services. It can provide various types of customers with distributed data centers, cloud data transmission, cloud acceleration, cloud monitoring, cloud big data, and cloud security. An Internet cloud basic service provider that provides cloud storage, cloud computing and cloud services to various types of customers with integrated, one-stop services. The company and Canaan have signed a "Data Encryption Forward-looking Research and Development Cooperation Agreement" to conduct research and development and exchanges on various needs and existing problems in data encryption in practical application fields.