In shenzhen, the registration address of the company is located on the 2nd floor and 4th floor of the 7th floor of the quizheng hill community industrial zone in shenzhen city, on the street of yongkang in shenzhen city. The registration authority is the market supervision authority of shenzhen city, represented by a legal person and includes general operating projects: purchase and sale of safety technology-proof products; distribution and sale of masks, goggles, warm weapons (subject to obtaining a file for the operation of type ii medical equipment); domestic trade (except for projects for which the law, administrative regulations and state council decisions require authorization before registration); import and export of goods and technology (except for projects prohibited by law and administrative regulations; and projects restricted by law and administrative regulations require authorization to operate). Licensing projects: production of electronics