... Chain/Mobile Phone Charm/Pendant 1.material: Zinc alloy, Brass, Silver, PVC and so on. 2 ... manufacturing process, we mainly use the material zinc alloy. 3). Photo etch For this manufacturing process, ... manufacturing process, we can use the materials: iron, brass, zinc alloy, aluminum, copper. 5). Soft PVC (soft ... this process, the material is the alloy of tin and lead) Based on different designs, we can ...