Iqela leNsimbi yeTianjin Rainbow Ngumvelisi kunye nomthengisi weepayipi zentsimbi zobungcali nowehlabathi eTshayina, sigxile ekuveliseni iipayipi zentsimbi ezidityanisiweyo rhoqo, iipayipi zentsimbi ezigayiweyo, iipayipi zentsimbi ze-ERW, intsimbi egobileyo eshushu, ipayipi yentsimbi yesikwere/engxande ye-GCOE. Izixhobo zethu zokwenza ziquka imigca yemveliso yeepayipi zentsimbi ezi-5, singabonelela ngeetoni ezingama-350 amawaka ngonyaka.Siphethe umatshini omtsha, izakhono zokuvelisa eziphucukileyo, kunye nenkqubo yokulawula umgangatho engqongqo enezixhobo ezihlaziyiweyo zokuvavanya nokuhlola ukusuka ekunikezelweni ngaphandle kwezinto eziluhlaza ukuya ekuhanjisweni kwemithwalo. Sifumene isatifikethi se-BV kunye ne-ISO9001:2000. Iimveliso zethu zinokuhlangabezana nemigangatho ye-ASTM DIN JIS GB BS. Iimveliso zethu zisebenza kwiPetroleum, umbane, igesi yokunyibilikisa isinyithi, ukwenza iphepha, iikhemikhali, izixhobo zonyango, ukuhamba ngenqwelomoya, ubushushu bebhoyila, ukutshintshiselana, ukwakha iinqanawa, ulwakhiwo, njl. Iimveliso zethu zisasazeke kwihlabathi liphela, njengeJamani, i-Itali, uMntla Melika, uMzansi Melika, uMzantsi-mpuma we-Asia, iJapan, iHongKong kunye neTaiwan. Injongo yethu kukumgangatho ophezulu, ixabiso elikhuphisanayo, kunye nenkonzo engcono yokwanelisa abathengi bethu, siya kuqhubeka nokudala nokuvelisa izinto ezintsha, sakhe inkampani ethembekileyo neyaziwa kakhulu kwihlabathi liphela. Siyamkela bonke abathengi abavela kwihlabathi liphela ukuba basebenzisane nathi, basiphuhlise kwaye basincede sobabini!