Xidan Book Building is a diversified book building with teaching books, teaching materials and audio-visual products as the mainstay, supplemented by various cultural products. It is the library with the most complete teaching materials.

Textbooks, also known as textbooks, are teaching books that are written according to curriculum standards and systematically reflect the subject content. Textbooks are the concretization of curriculum standards, which are different from ordinary books. They are usually divided into volumes, units or chapters according to the academic year or semester.