... and ODM services. 4.Widely market and usage. Specifications:Sheet Metal Manufacturing service 1.High quality control 2.OEM ... sheet,galvanized steel sheet or tube) stainless steel, copper , brass, aluminum ,etc2. process:punching,bending,welding,grinding,milling,machining, spraying etc3. Use: Machinery ... masses of customers good, convenient, a thoughtful service. sheet metal manufacturing service