Cold lamination film is made of transparent PVC by adhesive processing. It can be divided into glossy film, matte film, frosted film, star phantom film, laser film and special texture of the protective film according to the texture of the film surface. The glossy film, matte film and frosted film are widely used in advertising production. Cold lamination film is mounted on the photo printed picture by hand or cold laminating machine in order to protect the printing surface not to be scratched, polluted and wet.