Advantages: This set of equipment is suitable for low investment costs. The customer's production volume is extremely small. The self-purchased bottled nitrogen gas and the automatic booster gas auxiliary controller are the best combination of the NCH series controller and the pneumatic booster double cylinder bipolar booster. The output pressure is stable and can be moved freely. Connected with any injection molding machine, automatic booster gas auxiliary controller and gas-assisted mold, and injection molding machine for gas-assisted injection molding production.