Corrugated boxes refer to packaging paper containers made of corrugated cardboard that are printed, die-cut, nailed or pasted. As a kind of outer packaging, the corrugated box mainly plays a role of storage and protection during transportation, and its printed content can also play a role in beautifying the appearance, displaying products, and advertising. Compared with metal, plastic, and glass packaging products, corrugated boxes have less waste, are easy to recycle and reuse, and mainly use non-toxic and easily decomposable environmentally friendly water-based inks when printing. They are recognized as "green packaging products" and are widely used Home appliances, electronic products, IT, food and beverage, books, daily chemicals, textiles and other downstream industries.