... injection machines manufacture processing of plastic product,plastic component,OEM plastic part for mobile phone speaker:1.Clients offer 3D drawings in format ... ,HDPE,EPDM,PPS,PPO,POM,nylon, etc.Mould material: high-quality alloy steel with heat treatment,wear resistance,corrosion resistance ... I make sure you will be satisfactory with our service,high quality,low price,prompt delivery. If you have any ...