we are a leading and professional manufacturer for metal products in P.R.China, we have gained the ISO 9001:2001 certificate since 2002. Every month, we can supply 500-700 tons washers (gaskets) and other fasteners, stamping parts and machanical parts to all of the world. We have many real famous customers over the world such as Keller & kalmbach Co., Ltd., Arvid Nilsson Group, OPTI (Taiwan) etc. We have made better cooperation with these customers for a long time.