Bubble bags mainly use high-pressure polyethylene bubble film to cut the film, cut the bubble film into the size required for bag making, and then use the special bag making machine {heat-drying and hot-cutting bag-making machine} for the production and processing of the bag, which is mainly used in Cushion packaging for electronic products, logistics and transportation protection for plastic products, metal products, ceramic products, glass products and other products that require buffer protection. Bubble film is processed by high-pressure low-density polyethylene, which is a kind of transparent flexible packaging material commonly used at present, and has a wide range of uses.