Hebei dashan fasteners co., ltd iboka hombe rekugadzira fastener, iro rine akawanda mashopu ekugadzira.Zvigadzirwa zvekambani neChina Construction Group, China Railway Group, China Metallurgical Group, China Communications Group, China Coal Group vakaita kudyidzana kwakadzama.
Nyika zhinji dzakaburitsa mitemo isingabvumiri kushandiswa kwehunyanzvi hwekugadzira welding kubatanidza tambo serutsigiro rwezvivakwa muzvivako, saka kubuda kwesimbi sleeve kunogadzirisa dambudziko iri, uchishandisa sleeve kubatanidza tambo mbiri pamwechete, dzakagadzikana uye dzakasimba.