... coating, hot galvanized, painting, polishing, brushing ,chrome/zinc/nickel plating,yellow passivation,gold passivation,satin,silk screening etc ... socket, bushing, push-button, etc.These parts are used in Automotive, Electrical, Building, Furniture, Machine assembly, Computer, Air ... Service is preferable. Advantage: 1.QHX is specialized in doing OEM/ODM precise products according to customers drawings ...