The registered address of china-china steel structure engineering ltd. Is the eastern village of liangkang, muqing township, wuqing township, tianjin city. The registration authority is the market supervision authority of wuqing district, tianjin city, represented by a legal person, wang zhilin, and operates in a range of licensed projects: various construction activities. (projects subject to legal authorization and subject to the approval of the relevant department to carry out business activities, which are governed by the documents or licences approved by the relevant sector) general projects: sale of sheds; sale of steel products for construction; sale of metal structures; installation services for general mechanical equipment; sale of metal products; repair of metal products; sale of metal chains and other metal products. (in addition to projects subject to legal authorization, business activities are carried out autonomously under the legal licence.)