Itsinda ry'umukororombya wa Tianjinyashinzwe mu 2000, Iherereye mu mujyi wa Tianjin.Hamwe niterambere ryimyaka 20 ishize, umukororombya wibyuma byahindutse uruganda rukora ibyuma nicyuma byumuyoboro wibyuma, ibyuma byerekana ibyuma, ibyuma byerekana ibyuma, ibyuma byubatswe byubaka ibikorwa remezo, inganda zubaka, ubuhinzi n’akarere gashya.Natwe dukora uruganda runini rukwirakwiza amashanyarazi mu majyaruguru yUbushinwa.Itsinda rya Rainbow Steel Group rifite amashami menshi arimo imirongo yo gutunganya ibyuma, gukata ibyuma, gusudira no gutera kashe, uruganda rwa galvanizing hamwe nububiko bunini.Ikipe yacu ifite tekinoroji yo gukora, uburambe bwo gutunganya, ubushobozi bwubwubatsi nibikoresho bigezweho.Abantu bacu bafite ubwenge kandi bakora cyane.Ibicuruzwa byacu byohereza hanze cyane ni imiyoboro yicyuma, imirimo yububiko bwibyuma cyangwa imirimo ikorwa, ibyuma byerekana ibyuma, umurongo uringaniye, imiyoboro yicyuma nibiti, imyirondoro yicyuma nibindi bikorwa byose byibyuma bizakenera kurushaho gutunganywa. Hamwe niterambere ryiterambere ryisi yose, Umukororombya wiyemeje guteza imbere ikoranabuhanga rishya hamwe na serivisi nziza kugirango ingufu zikomoka ku zuba zikure.Ikipe yacu ifite uburambe bwimyaka irenga 10 nubutsinzi mubucuruzi bwizuba (izuba riva).Ibicuruzwa byacu byabonye icyemezo cya TUV, CE, ISO 9001-2008 nibindi.Gukata lazeri, gusudira no gushiraho kashe birahari kubicuruzwa bisanzwe kandi byabigenewe.