Self-adhesive can be attached to the product, or to the outer packaging box and price tag. According to the material, it can be divided into heat-sensitive adhesive, copperplate adhesive, PET adhesive and jewelry label. Thermal paper is a weighing paper used in supermarkets. Coated paper is common self-adhesive paper, and PET is mainly used in electronic products, which is waterproof, unbreakable and high temperature resistant. Now it is widely used: electronics factories, clothing factories, food factories, wineries, hospitals and so on.