auto bags

Self-sealing packaging bags are a convenient and fast packaging material, usually used for packaging various products such as food, medicine, cosmetics, stationery, etc. This kind of packaging bag has an automatic sealing function, which can seal the mouth by heating or pressure to ensure the safety and dryness of the product. Self-sealing packaging bags are usually made of plastic or composite materials, and have certain moisture-proof, anti-oxidation and tear-resistant properties. Widely used in business, retail and daily life, it can improve the shelf life and quality of products, and it is also convenient for consumers to open and use.