Using environmentally friendly ink printing, it has bright colors, clear layers, strong three-dimensional sense, and more environmentally friendly materials. It has the characteristics of good molding effect, fast speed, and high efficiency during automatic packaging. Combined with the performance of paper and aluminum foil, it is environmentally friendly and hygienic, and improves the shelf life and packaging level of the product. It has a good visual effect, mainly used for candy packaging, soup block packaging, chocolate packaging, chewing gum packaging, and so on.