Self-adhesive labels are made of self-adhesive materials by die-cutting, printing or laminating. Commonly used self-adhesive materials include coated paper self-adhesive materials, thermal paper self-adhesive materials, heat transfer paper self-adhesive materials, fragile paper self-adhesive materials, kraft paper self-adhesive materials, dumb silver peT self-adhesive materials, bright silver PET self-adhesive materials, sub-gold, bright black and sub-black PET self-adhesive materials, as well as PVC self-adhesive materials, PE self-adhesive materials, bopp self-adhesive materials and synthetic paper self-adhesive materials. Generally, it is selected according to the pasted object and the application environment.