DZ-400GL floor-vacuum packaging machine adopts microcomputer control, can be set precisely controlled vacuum sealing and other procedures as necessary to make vacuum packaging sealing more accurate and consistent. The machine has a simple structure, stable performance, easy maintenance and so on, simply press the vacuum chamber cover can be completed according to the procedures set vacuum, inflatable (optional), sealing, printing, cooling, exhaust the whole process. Items can be prevented by vacuum packing after oxidation, mold, insects, moisture in order to extend the storage period.