Cell Phone Chain/Mobile Phone Charm 1.material: Zinc alloy, Brass, Silver, PVC ... Please let me introduce our production lines as below: 1). Stamp (die struck) For this manufacturing process, ... . 2). Plating --- We can plate the metal products with gold, silver, nickel, rhodium, brass, copper, antique ... is also called "polished enamel". 4). Soft enamel with clear epoxy. 5). Soft enamel without epoxy. 6). ...