... meters.2. Certificate: ISO9001:2008, RoHS.3. Material: stainless steel, iron (SPCC, SECC, SPTE, tinplate), aluminum alloy, red ... Process: stamping, deep drawing, welding, Bending, sheet metal fabrication, and metal assembly. etc.5. Surface treatment: nickel plating, ... 15. Drawings and detailed descriptions are appreciated.16. The machines: grinding machine, milling machine, cutting machine, Shearing ...