The registered address of kyushu industrial technology (zengjin) ltd. Is located in building 1, 4x32005 of the port entrepreneurship zone of the port at the portside economic zone of tianjin city. The registered authority is the market supervisory authority of the tianjin port bond zone. The legal person is represented at the yuan park and operates on general items: technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; professional design services; industrial design services; sale of axle bearings, gears and moving parts; sale of high-speed fine gear gears; sale of gears and gears; sale of springs; sale of generators and generator units; development of electric machines and their control systems; sale of wind machines and fans; sale of gas compressing machinery; sale of valves and cyclones; wholesale distribution of hardware; development of hardware products; retailing of pumps and vacuum equipment; sale of mechanical equipment; repair of instrumentation instruments; sale of rubber products; sale of electrical appliances; wholesale technology development of the network; networking technology services; sale of equipment for networked equipment; sale of equipment for the automated control system. (in addition to projects subject to authorization under the law, the operation is carried out autonomously under a licence)。