Vacuum bags, also known as decompression packaging, are carried out on the principle of atmospheric pressure. The main function of vacuum bags is to deoxygenate and prevent food from rotting. The process of losing the “living environment”. Food bags, food packaging bags There are more and more vacuum bags in daily life. Now many foods are packaged in such packaging bags to ensure the quality of the products, avoid food deterioration, and make the shelf life longer. This vacuum bag is favored by consumers because of its excellent packaging performance. With the promotion of vacuum bag small packaging and the development of supermarkets, its scope of application will become more and more extensive, and some will gradually replace hard packaging. [Foil bag]