With plastic processing technology, its main advantage is its ability to vacuum form as a permanent smooth plastic sheet molded to the inner surface by heating and softening. The technology is widely used in industries such as pharmaceutical, food, electronics, lighting, advertising, decoration, etc. The main advantages of skin packaging are light weight, ease of transport, good sealing performance, it minimizes the use of raw materials and satisfies environmental green packaging requirements; it is capable of packaging of any shaped products without additional cushioning materials; In addition, the packaging is transparent and attractive, so highly suitable for marketing, it is suitable for mechanization and automation processes, thus facilitating modern management methods, saving manpower and improving efficiency.