The three sides of plastic cover are mainly used in the eight corners of the carton, and the corners of each part of the product, to protect the product, prevent the product from being damaged by impact, and ensure the safety of the goods. Most manufacturers now export products that are subject to trial falls and stress tests, which are designed specifically for packaging to make the product safer and more perfect. Widely used in furniture, bathroom appliances, electrical box, glass, crafts, crafts, gifts, toys, cabinets, wood products, mirror cabinets, lockers, bathroom cabinet, household metal products and other industries, such as commonly used specifications are: 6 x6 x 6, 8 x 8 x 8, 13 x 13 x 13 CM, 5 x5x2. 5 7 x7x4cm X4.5 7.3 CM, other specifications can be customized, suitable for different size of product packaging