... ability ItemDescription Main ProductCNC machining parts, Precision mechanical components, Precision milling partsMain MaterialBrass, Copper, Carbon steel, Stainless steel, Steel alloy, Aluminum alloy Surface TreatmentZinc plating ... and orderly workshop(CNC Machining Center)5) The company's annual tour 6) Exciting entertainment activities HOT!! aluminium alloy precision CNC machining parts in ...