The cover is made of fully transparent for a clear view of the sealing process. The microcomputer control systems can automatically complete the whole process of self-empty sealing packaging by presetting the technical parameters required for the package. For different packaging materials and requirements, the machine is equipped with adjustment devices such as vacuum degree and heat sealing time to achieve the best packaging effect. This machine adopts 2L super large vacuum pump and has been tested continuously for 24 hours. It has long service life and good vacuum effect. A shock-absorbing and silencing design is added to greatly reduce the noise generated by the work.