Quality Retort pouch packaging is a kind of vacuum packaging bag, but compared with ordinary vacuum packaging bags, quality Retort pouch is mostly packaged with polyester film, polypropylene film, and aluminum foil. The materials are different and multi-layered. The structure makes the quality Retort pouch have the characteristics of high temperature resistance, light and humidity protection.

After using the quality Retort pouch, the key basis for food quality and freshness preservation has been established. Next, it is necessary to extend the shelf life of food through sterilization. It is understood that quality Retort pouch food sterilization is mostly carried out in high-temperature sterilization kettles. High-temperature sterilization can better kill various harmful substances such as pathogenic bacteria and spoilage bacteria, so that food has the ability to be stored for a long time at room temperature. When food can be stored and transported at room temperature, relatively speaking, the cost of distribution will be reduced. Ideally, the sales radius of food will be expanded and the sales flexibility will be higher. It will release the pressure of the refrigerator and make stocking more convenient.