Shenzhen's registration address is located in room 608a, south bay street, sarpin north road, shenzhen city. The registration authority is the dragon charter supervisory authority of shenzhen city's market supervision authority, which is represented by legal persons and includes the development of computer network technology, technology transfer, technical advice, technical services; and the sale of medical equipment, communications equipment (excluding satellite radio and television ground reception facilities and transmitters), mechanical equipment, hardware products and electrical products. (except for projects prohibited by laws, administrative regulations, decisions of the state council, restricted projects must be licensed before they can be operated)。