... injection production,die casting parts,precision machining,stamping parts and cold punched forming,we provide precision die casting ... products such as bicycle parts,gas cooking range,pneumatic tools and auto parts,etc1. Materials: carbon steel, stainless steel, ... Powder-Coating, Zinc-Plated ,Hex Chromates Zinc, Electrophoresis, Paints and primers, blacking, etc9. Application :these parts are used in ...