The registered address of tianjin rainbow steel construction ltd. Is located at 22nd of the zinnam region economic development area (twinbridge) in tianjin city, with the registration of the administration for the supervision of the zinnan district market in tianjin city, with legal representatives lee xiaoxia, operating in the areas of steel structure, colour steel house, live house, box house construction, design, sale, installation, processing and leasing; decoration works, civil works, welding works; paintboards, panels, pressure plates, construction walls, blockages, construction materials, metal materials, stainless steel, steel, steel articles, type, articles, pipes, pipes, pipes, pipes, fittings, bed attachments, iron machinery equipment and accessories, hardware products, valves, electrical products processing, sales; fire protection equipment, sports equipment, safety technology prevention products, installation of transport facilities; sign signs, stone sculptures, electrical installations, sanitation facilities processing, sale, installation; design, production, agent, distribution, technology development, transfer, consulting services; installation of electrical, air conditioning equipment, refrigeration equipment, distribution, retailing and import operations; and export of national legislation. (projects subject to legal approval may not operate without the approval of the relevant department)