The registration address of the chengchong tai cong valves limited is located at the 12nd floor of the 12nd floor 18a on the chengcheng golden cow road, the registered authority is the golden cow market supervisory authority, represented by the legal person wang yong-hyeong, and includes production, processing (except for branch operations), wholesale and retail: valves, pipes, hardware products, construction materials, steel, fire-fighting equipment, plastics, metal materials and metal products。