... -2000,ISO14001,SA8000. 3.OEM and ODM. Sheet Metal Manufacturing service 1.High quality control 2.OEM ... service 1.material: carbon steel(cold rolled steel sheet,galvanized steel sheet or tube) stainless steel, copper , brass, ... sanding, deburring, washing, kitting, Treating, plating, painting, silk screening, stencilingCompany serviceOur main products including metal processing manufacturing, ...