Sehlopha sa Tianjin Rainbow Steele thehiloe ka 2000, E fumaneha Tianjin City.Ka nts'etsopele ea lilemo tse 20 tse fetileng, Rainbow Steel e fetohile khoebo e kopantsoeng ea tšepe le tšepe ea peipi ea tšepe e entsoeng ka masenke, sekontiri sa galvanized steel angle bar, profiles tse entsoeng ka masenke, mehaho ea tšepe bakeng sa Kaho ea Meralo, Indasteri ea Kaho, Temo le Sebaka sa Matla a Macha.Re boetse re baetsi ba litora tse kholo ka ho fetisisa tsa phepelo ea motlakase ka leboea ho China.Rainbow Steel Group e na le litsi tse 'maloa tse kenyelletsang likhoele tsa ho lokisa litšepe, ho seha litšepe, li-welding le litempe tsa workshop, leloala la galvanizing le ntlo e kholo ea polokelo.Batho ba rona ba bohlale ebile ba sebetsa ka thata.Lihlahisoa tsa rona tse ka sehloohong tse romelloang kantle ho naha ke lipeipi tsa tšepe tse entsoeng ka masenke, mesebetsi ea meaho ea litšepe kapa liforeimi, li-angle angle tsa tšepe, litšepe tse bataletseng, likanale le maballo a tšepe, profil ea tšepe le mesebetsi e meng eohle ea tšepe e tla hloka ts'ebetso e eketsehileng. Rainbow steel e ikemiseditse ho ntshetsapele mahlale a matjha le tshebeletso e babatsehang ho kgotsofatsa ditlhoko tse ntseng di hola tsa matla a letsatsi.Sehlopha sa rona se na le boiphihlelo ba lilemo tse fetang 10 le linyeoe tse atlehileng khoebong ea ho kenya matla a letsatsi (solar bracket).Lihlahisoa tsa rona li fumane lengolo la TUV, CE, ISO 9001-2008 joalo-joalo.Lithupelo tsa ho itšeha ka Laser, welding le stamping li teng bakeng sa thepa e tloaelehileng le e hlophisitsoeng.