... , SECC, SPTE, tinplate), aluminum alloy, brass, bronze alloy are available.(2) Metal processing: stamping, deep drawing , spot or seam welding ... , spinning, metal assembly are available.(3) Surface finish : coating-plating, Zinc plating, enamel, hot ... :Ms Vivian Sun Sheet metal fabrication OEM service, small order accpeted-metal stamping parts-auto parts