... certified.8.we are manufacturing sheet metal stamping, precision metal stamping , OEM metal stamping Custom metal stamping. progressive stamping and stamping metal parts.9.Please feel ... ,Riveting, Grinding,Stamping, Assembling,etc.Surface treatment:Powder coating,Hot galvanized,Painting,Polishing,Brushing,Cataphoresis,Chrome/Zinc/Nickel plating, Anodize,Electronic ...