PE heat shrink film are widely used in the packaging industry. In the field of food packaging, PE hot shrink film is often used in the outer packaging of beverage bottles and fruit juice bottles because of its good transparency and durability, which is both beautiful and practical. In cosmetic packaging, PE thermal shrinkage film also plays an important role, such as the outer packaging of perfume bottles and cosmetic gift boxes, which makes the product display more attractive and improves the added value of products. In addition, in the pharmaceutical industry and electronic appliances industry, PE shrink film also plays an irreplaceable role. In the pharmaceutical industry, PE thermal shrink film is used in the packaging of drugs and medical devices to protect product quality and safety; in the electronic and electrical industry, PE thermal shrink film is used for the packaging of electronic products, wires and cables, which provides insulation, waterproof and protection.