... worker to make sure give you the goods in time! 3.our Engineering capabilities include?1.Parts ... manufacture?1.Negotiations: Quality,material,price,payment,delivery time item and so on. 2.Place an order ... for you choose in plastic mould?NAK80,S136,S718,P20, H13H etc6)Delivery time for plastic mould ... at least up to 400000units;Mould manufacture ,injection in our factory,mould with long-term free warranty ...