Tianjin Rainbow Steel Group ili ndi zida zonse zopangira zinthu zozizira, kubowola ndi kuwotcherera komanso gulu la antchito odziwa bwino ntchito. Zogulitsazi zikuphatikizapo ma ASTM standard WF beam solar foundation piles, ma ground piles a C/U-type cold-formed ground piles, ma support rails, ndi ma torque square tubes/round pipes a solar trackers ndi zida zosiyanasiyana zopumira ndi kuwotcherera. Zogulitsazi zimagwiritsidwa ntchito kwambiri mu ground PV mounting system, slar tracker system, fishery solar mounting system ndi PV agricultural greenhouses, ndi zina zotero.