- Materials: brass, iron, zinc alloy, stainless steel, pewter, etc.
- Plating: gold, silver, bronze, nickel, black nickel, chrome, copper, anodized plating, misty plating, brushed brass anti-(gold, silver, copper, and bronze).
- Processing: stamped brass and iron, die casting, photo etching, printing and laser engraving.
- Logo: synthetic enamel, soft enamel, cloisonné, laser engraving, silkscreen, offset printing.