... ZA-3, ZA-5,4-0,4-1Process: Die casting, Deburring, Drilling holes, Tapping, CNC Machining and Assembly.Surface treatment: Sandblasting, Tumbling, Powder ... , chrome plating, nickel plating,e-coating,etc.assembling Applied software for specification drawings: PRO/E, Auto Cad, Slid Work, CAXA, UG ...