Vacuum packaging aluminum foil bag adopts the vacuum extraction process. Vacuum is the packaging method without any air in the sealed aluminum foil bag. It has the following advantages:
1.High barrier. Not only can avoid reducing product moisture and fat oxidation, but also can block the growth of some bacteria.
2.Water resistance. The formation of light and shiny, and the reflection ability is strong, can play a 3.heat-proof insulation packaging, opaque water vapor.
3.Thermostability. At high temperature or low temperature, the shape is stable, and the light protection and fragrance preservation are excellent.