How does Qing Yu Qiushi Bookstore make money?

Qing Yu Qiushi Bookstore makes money by selling supplementary books and daily stationery. Qiushi Bookstore has three stores in yuqing county, among which Tashan Store has the largest construction scale and the best reading environment. The building where his shop is located is on the fourth floor. The first and second floors mainly sell teaching AIDS and daily consumption stationery, which are the main business areas. The third floor is the place where people read books and hold reading sharing meetings, and the fourth floor is the owner's residence.