What's the use of stacking 10 Jianghu books?

Rush the leaderboard. Jianghu books are placed in a stack of 10, so as to rank the books. When books without words enter the book box, it will increase a lot of collection value, and the efficiency of increasing reading literacy when reading is far greater than that of other books. The general name of bound books refers to bound books and words, and in a narrow sense, it is a collection of papers with words and images.