... injection moulding, plastic part production and assembly. Following is the essential informations , for your reference:NameDescriptionMould materials45# ,50 ... Step1,R&DWe support customer R&D. Make the files or improve the design if you need. ↓ 2,negotiationsThe quality ... 4,mouldAccording customer’s request to build the mould, Before make the mould, we send the mould design to customer approval first. ...