... .OEM orders accepted 3.Excellent serviceSheet Metal Manufacturing service 1.material: carbon steel(cold rolled ... copper , brass, aluminum ,etc2. process:punching,bending,welding,grinding,milling,machining, spraying etc3. Use: Machinery, ... /as customer needsService: OEM orders are welcomedManufacturing ProcessCNCPrecisionMachining: welding, forming, shaping, punching, drilling, milling, grinding, ...