... SA8000. 3.OEM and ODM. Sheet Metal Manufacturing service 1.High quality control ... sheet,galvanized steel sheet or tube) stainless steel, copper , brass, aluminum ,etc2. process:punching,bending,welding,grinding,milling,machining, spraying etc3. Use: Machinery ... : OEM orders are welcomedManufacturing ProcessCNCPrecisionMachining: welding, forming, shaping, punching, drilling, milling, grinding, ...