Cell Phone Chain/Mobile Phone Charm/Pendant 1.material: Zinc alloy, Brass, Silver, PVC and so on. 2.good ... introduce our production lines as below: 1). Stamp (die struck) For this manufacturing process, we can use the following materials: brass ... gold, antique silver, antique brass, antique copper, etc. 3). Imitation hard enamel --- This process is also called "polished enamel". 4). Soft ...