... welding fabrication. 1.CNC machining. 2.OEM accepted 3.strict quality control. Processing : sheet metal processing service,CNC punching serviceCNC bending ... electropolishing, zinc plated, nickel plated, anodize, powder paint, passivation, heat treatment.Equipments: eight CNC machines, six CNC lathe machines, 15 ... stamping, Tight tolerance stamping, Stainless steel metal stamping. evaluation heat sink