... steel, iron ( SPCC, SECC, SPTE, tinplate), aluminum alloy, red copper, brass, bronze alloy are available.(2) Metal processing: ... , deep drawing , spot or seam welding, spinning, metal assembly are available.(3) Surface finish : coating-plating ... sheet metal parts .Welcome your inquiryThe machinery of our company is as below:Welcome to visit our company OEM high-precision Sheet Metal sheet metal ...