Welina mai i Tianjin Rainbow Steel.Hana mākou i nā huahana kila a i ʻole ke kūkulu kila no ka Solar Mounting Steel Structure, Transmission & Distribution Steel Structures (Towers & Poles), Construction, Industrial, Scaffolding and Greenhouse Construction. Ua hoʻokumu ʻia ʻo Tianjin Rainbow Steel Group i ka makahiki 2000, Aia ma ke kūlanakauhale ʻo Tianjin. Ma hope o kekahi mau makahiki o ka hoʻomohala ʻana, ua ulu ʻo Rainbow Steel i kahi ʻoihana hao a me ke kila i hoʻohui ʻia o ka paipu kila galvanized, galvanized steel angle bar, galvanized profiles, steel structures, a ʻo mākou nō hoʻi ka hale hana hale kiaʻi kila a me nā pou hoʻoili uila nui loa ma Kina. Loaʻa i kā mākou hui kā mākou wili galvanizing ponoʻī, No laila hiki ke galvanized nā hana āpau mai kā mākou hale hana ponoʻī. E ʻike i kā mākou laulā huahana metala ākea e pili ana i nā Paipu Kila, nā kihi Hao, nā kaola hao, nā huahana kila perforated, nā ʻano kila Welded, Steel Tower & Pole, nā papahana hoihoi, ka ʻike loea ākea a me ka hāʻawi lawelawe kiʻekiʻe.