stamping product 1. One stop solution 2. Professional technical support 3. ROHS & ... by the way of progressive stamping,and thendo the surface finish. product rang: wall switch, relay, breaker, thermostat, mid/low voltage switch ... : Iron, stainless steel, brass, copper, alloy steel, aluminum,etc.Surface finish:Polishing, Plating (Zinc, Nickel, Chrome,etc), Coating, Painting.Making Process ...