I roto i te mara o te carbide cimented, hengrui rite Hebei Renqiu hinonga hanga matua, kua haere i roto i te 16 tau hau me te ua akoranga, no ki renqiu hinonga tiketike-hangai runga ake te rahi whakaritea, kua haere te kamupene ISO9001 tohu pūnaha whakahaere kounga, te waitohu rēhita. "hengtai ruixiang", kua sima taputapu tukatuka carbide me hanga aunoatanga me te pera i runga i neke atu i te 10 ārai motu.