Deckst (beijing) safety protection equipment ltd. Is registered on the 3rd floor of building 16, building 20, hanlu, chief economic technology development region, beijing, beijing, and is registered as the market supervision authority for the beijing economic technology development zone, represented by li daeda, and operates on general projects: manufacture of special instrument instruments for environmental monitoring; manufacture of instrument instruments; sale of instrument instruments; sale of special instrument instruments for environmental monitoring; sale of electronic products; sale of plastics; sale of metal products; technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; measurement technical services; professional design services; repair of instrument instruments; repair of general equipment; and repair of specialized equipment. (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