This packaging design can be roughly divided into two categories, one is recycled paper series packaging, the other is the new design of book packaging. The main push is the new packaging of the second type of books, which adopts a brand-new way to protect books and reduce the waste of book packaging. It is divided into two sides of yin and yang, and the two sides are merged. It is connected by an elastic rope in the middle, which can be adapted to a variety of book sizes and belongs to a brand-new one-time packaging design of recycled paper.