High quality welding parts/Sheet Metal Weldment 1.Accurately tolerance control 2.ISO 9001:2000 3 ... .Customized drawings High quality welding parts/Sheet Metal Weldment1.Precision machinery parts2.Electronics accessories3.Supply many kinds of ... :welding iron,steel,copper,stainless steel,aluminium,etc6.Available processes: metal processing includes machining, stamping, die-cast and hot-press, ...