... .Material: iron, steel, copper, aluminum, SPCC, SPHC, SECC, SGCC etc;Processing: spray paint, galvanization, anodizing, plane membranes and other surface treatment ... bending, punching, rivet, welding else;Thickness: 0.8-3mm(For special thick just send your drawing first).Quality control: ISO9001:2008 ... /e form drawings(in Chinese/English). OEM stamping part for special use