Notebook cover, also known as notebook shell, notebook jacket, notebook protective cover, is a multi-functional cultural and educational tool, which is widely used as event gifts, shopping mall advertising promotions, publicity materials, small gifts, etc. According to its production material, it can be divided into plastic notebook cover, leather notebook cover and cloth notebook cover. The main purpose of the notebook cover is to place and protect the notebook. According to the different internal layout, it comes with a pen and various documents, cards and other related stationery. Notebook sleeves are generally foldable, and the specifications can be tailored according to the size of the notebook. There are hook buttons or zippers to close the entire basic pen sleeve; even some notebook sleeves have delicate and compact locks, which can be used for decoration as well. certain protection functions. The main feature of the notebook cover is that the material texture is soft and hard, which can provide a basic inner pad for shorthand, which is convenient for writing; the materials used are diverse, with properties such as friction resistance and anti-aging. According to different material characteristics, the product itself has a certain waterproof effect. At the same time, the material itself can withstand a variety of printing processes, and various logos and text descriptions can be printed on the surface of the product to enrich the product content; different specifications and styles can be designed according to their own preferences, fashionable and portable, and can be carried around according to the size, anytime Record the moments of life. Therefore, notebook sleeves are deeply loved by people, and are widely used as event gifts, shopping malls advertising promotions, promotional materials, small gifts, etc.