The registered address of jinjin sin new materials technology ltd. Is a1228, yongdong building, 4 guizhou road, new street, tianjin city peace zone, with the registration authority being the market supervision authority for the zone of tianjin city, with legal representatives liu tianho, operating on general projects: technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; technology import and export; import and export of goods; sale of metal materials; sale of non-ferrous metal alloys; sale of metal ore; sale of non-metal minerals and products; sale of metal chains and other metal products; sale of metal wires and their products; sale of high-performance non-ferrous metals and alloying materials. (in addition to the legally authorized projects, operating on an autonomous basis of a legal licence)