Kei te Tianjin Rainbow Steel Group ngā taputapu hanga matao, wero me te whakarewa katoa, ā, he nui hoki ngā kaimahi mātau. Kei roto i ngā hua ko ngā pou turanga hihi rā WF paerewa ASTM, ngā pou whenua momo-C/U hanga-matao, ngā reera tautoko, me ngā ngongo tapawhā/paipa porowhita taipana mō ngā taputapu aroturuki hiko rā me ngā wāhanga tāpiri whakapiri me te whakarewa. He whānuitia te whakamahinga o ēnei hua i roto i te pūnaha whakairi PV whenua, te pūnaha aroturuki hiko, te pūnaha whakairi hiko rā hī ika me ngā whare kati kōtuhi ahuwhenua PV, me ētahi atu.