... 3. OEM is welcome Hot Sale Mobile Phone Case Aluminum Case Business Scope CNC center machining,automatic CNC turning,stamping ... Surface Treatment Heat treatment, plating(zinc, nickel, chrome, aluminum alloy), anodized with various colors, PVD/PCD coating, polishing ... according to your requirement. Normal Packaging Carton, pallet, PVC tray, wooden case. Also can pack products according to customers ...