... steel, brass, copper, alloy steel, aluminum, cold rolled steel with various plating; 3) Surface treatment: kinds of plating (Zinc, Nikel ... 4) Standard/ specification: OEM service as per customers' requests, with in-house tooling design & fabricating; 5) Inspection, Three lines of inspections ... best price. We are here ready to work together with you to develop our long-term business relationship and to ...