Mu rwego rwa karbide ya sima, hengrui nka Hebei Renqiu inganda zikomeye zikora inganda, zimaze kunyura mu myaka 16 y’umuyaga n’imvura, zikaba ari iz'inganda zo mu rwego rwo hejuru za renqiu hejuru y’ubunini bwagenwe, isosiyete yatsinze ISO9001 icyemezo cy’imicungire y’ubuziranenge, ikirango cyanditswemo "hengtai ruixiang", yashizwemo ibikoresho byo gutunganya karbide no gukoresha imashini zikoresha nibindi bihugu birenga 10 byigihugu.