... etc 2. Process: Cutting, stamping, perforating, bending, welding, plating, pad/screen printing, assembing. 3. Equipment: Tonnage 25T-400T punching machines, CNC engraving ... . Surface treatment: Painting, anodizing, sandblasting, chrome plating, oil paiting, pad/screen printing logo 5. Standard/criteria: In compliance with customers request 6 ...