Vacuum packaging is the main function of oxygen to help avoid bad food, its principle is simple, because food metamorphism causing mold mainly caused by the activity of microorganism, and the survival of most microorganisms (e.g., mold and yeast) is need oxygen, and the vacuum packing bag is using this principle, the food packaging and food within the cell oxygen smoke, make small things lost "survival environment".
Food sack packaging products have the features of light weight is not easy to broken. The quality of a material of the plastic itself is very light, so its packaging products made of weight is very light, suitable for the need to reduce the weight of the product. Packaging products, of course, there is a big advantage is not easy to be broken, when we choose glass or ceramic products often broken happens, however, use packing products can effectively avoid the generation of this kind of condition. Packaging products both advantages to become the best choice for food packaging.