... meters.2. Certificate: ISO9001:2008, RoHS.3. Material: stainless steel, iron (SPCC, SECC, SPTE, tinplate), aluminum alloy, red copper, brass ... welding, Bending, sheet metal fabrication, and metal assembly. etc.5. Surface treatment: nickel plating, zinc plating, color zinc plating, ... time.14. Service: We can provide one-line service from mold developing, production to surface treatment.15. Drawings and ...