... ,casting,welding,plating etc 3.Certificate:ISO 9001 CNC welding machine parts 1.Material:Aluminum alloy, Stainless steel , Carbon Steel,Brass , ... Ring Guage etc.6.Our major processing products:Auto parts,Textile machines and instruments equipments,Microwave equipments,vehicles, ... Valves ,etc.7.We supply Assembly,sheet metal,machanical parts machining,surface treatment such as anodize ,Polishing,Nickel ...