With the continuous improvement of people's living standards, the demand for a variety of convenient food also increased, which nearly a step to stimulate the rapid development of China's food packaging industry. Vacuum packaging Machine is one of the rapid development of packaging machinery, with a broad development prospects. Vacuum packaging machine types are divided into many kinds, the following to introduce a vacuum packaging machine. The removal of some of the air (oxygen) in the packaging container can effectively prevent food spoilage.