The registered address of beijing san shih da-sein technology ltd. Is located in beijing city house, located in block b, integrated building no. 6 of yanshan road, located in yan shan province. The registration authority is the directorate for the supervision and management of the market of yanshan, located in beijing city house, and is represented by legal persons and includes general items: technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; sale of specialized chemical products (without hazardous chemicals); sale of chemical products (excluding licensed chemical products); sale of food detergents; sale of daily chemical products; sale of food products (only pre-packaged food); production of chemical products (other than licensed chemical products); sale of disinfectants (other than dangerous chemicals); sale of industrial robots; installation, maintenance of industrial robots; sale of artificial intellectual hardware; development of intelligent robots; sale of intelligent robotics; integration services; sale of specialized equipment; professional cleaning, cleaning, disinfecting services; cleaning of buildings; sale of electronic products; sale of metal products; sale of rubber products; sale of domestic machinery; provision of general equipment for the sale of equipment for the sale of electrical equipment; sale of electronic (except for projects subject to legal authorization, operating independently of the law by means of a business licence) (no activity shall be carried out in which the state and municipal industrial policy prohibits and restricts the operation of such projects