... , autos, equipments.4.Surface treatments:deburr,polishing,sandblasting,nickel plating,chrome plating,oxidation,plastic,spray-paint, ... .;4.Finishing:mill finish,electrophoresis,polishing,plating,anodizing,painting,powder5.Packing: Plastic film and kraft ... Sandblasting and so on) 5. OEM & ODM services 6.Assembly work Better products ,Better service,Better world! sandblasting anodizing aluminium circle