... mirror polishing, PVD coating, powder painting, anodizing, heat treatment, nickel plating, chrome plating, yellow passivation, gold passivation, galvanizing, satin, etc.Processing MethodDeep drawing ... , CNC machining, milling, drilling, grinding, Arc welding , seamless welding, straight line welding, sandblasting, and assembly.Advantages1. Own factory - we provide the ...