The registration address of tianjin city's tiantai management company ltd. Is located in room 533 of jitai road, no. 17 (in the courtyard of shintai investment company) no. 17, north tianjin city. The registration authority is the northtai district market supervision authority of tianjin city. The legal entity is represented by li xiu state and operates in the areas of metal materials (except precious metals), mechanical equipment, electronics, water heating equipment, instrumentation forms, hardware, hardware exchange, construction materials, stainless steel products, seamless pipes, alloy pipes, rectangular tubes, zinc plating tubes, welding pipes and wholesale and retailing. (specific regulations for state-owned specialty)