... 3.Benz's supplier custom made metal machine partsMaterialiron or other metal meterialServiceOEM, ODMQualityISO9000:2008 ... plastic etc.Making process: Stamping, deep drawing, bending, punching, threading, welding , tapping, riveting, grindingSurface treatment: Hot ... Electrical Industry, Building Industry, Furniture Industry, Machine assembly Industry, Computer components Industry, Aircondition industry ...