... is available7.factory audit is welcomeWe manufacture precision aluminum stamping parts according to customers' design. The ... . More than 16 years experience on aluminum extrusion profile, aluminum heat sink, aluminum/steel(iron)pipe,sheet metal parts, ... as customer's requirement. 5. Material: aluminum, copper, SPCC, SGCC, Stainless steel, Iron, etc. Precision Aluminum stamping frame tamping parts