Vacuum packaging machine applies to the food industries such as meat, sauce products, condiments, preserved fruit, food, bean products, chemical products, medicines and other particles, powder, liquid and other commodities, it provides inert gas vacuum packaging can prevent products form oxidation, corruption, damp and extend the stock time. The machine can done the process of vacuum exhaust (inflatable) and sealing by one time. The vacuum percentage is controlled by the potentiometer setting switches. There are five gears of sealing temperature realized by adjusting the heating voltage of transformers, heating sealing time is showed by digital and controlled by relays, the machine takes convenient font changing system and clear label printing setting to make the label conforming to national food labeling rule.