We are located in wulian county ,rizhao,shandong province,the north of china and specialized in truck/bus stamping part,metal casting part,welding part,plastic injection part,metal spring since 1997.our main production equipment and test equipment having been purchased from famous supplier in china since 1997,which is well operated by workers.the quality standard and production technical coefficient all reach the international advanced requirements.our factory has iso9001:2008& ce certificate.