The registered address of tianjin sun-tai pre-resilient technology co. Ltd. Is at no. 2 hengtai road, located in the dae kyu industrial zone of tianjin. The registration authority is the market supervision authority of the shizhai district of tianjin city, represented by a legal person, and operates on general items: technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; sale of metal materials; sale of metal chains and other metal products; sale of metal wires and their products; sale of plastics; and sale of rubber products. (in addition to projects subject to authorization under the law, the operation is carried out autonomously under a licence). Licence item: carriage of goods by road (without dangerous goods). (a project subject to approval by law may be carried out only with the approval of the relevant department, depending on the document or licence approved by the relevant department)。