With the development of industrialization, products have higher and higher requirements for packaging, especially adhesive products. The packaging film is required to be close to the ingredients and properties of the materials to be packaged. In the food industry, it can be used in tableware and other catering industries, such as Attach a layer of food-grade PP transparent film to the aluminum foil bowl, which is both beautiful and heat-resistant. It can be heated directly in a microwave without worrying about the deterioration of the heat-sealing film.