1. High-quality steel from ASSAB, DAIDO, BUDERUS, (P20, 2738, 718, H13, NAK80, 2316, 2344, S136H, etc.) to be recommended in accordance with the plastic material of the injected part. 2. Steel hardened to be more than 40HRC to get longer mould life. 3. Quality spare parts(HASCO, DME, PUNCH, STAUBLI, etc) to be used to guarantee the mould life. 4. Quality hot runner( YUDO, DME , Mastip, Synventive, etc) to be used to reduce cycle times and maintaining the consistency during continuous production. 5. Optimized mould design & cooling design to achieve high efficiency 6. Good surface polishing by hand to create value for your product;