... of iron, brass, copper, stainless steel, zinc alloy,aluminum, and so on.2. Design &Logo: screen printing, pad printing, ... offset printing, laser and so on.3. Various plating Finish: silver, Antique silver, nickel ... Product range: metal key chain, lapel pins, badges, coins, awards, medals, medallions, souvenir, book mark, tie clips and so on.8. OEM service ...