Four Books and Five Classics. According to the inquiry, Sichuan Yuhua Primary School has built a national classic reading curriculum system with "Four Books and Five Classics" as the main content. Yuhua Primary School is a primary school in Jiangbei District, Chongqing. Located in Jianguo Village, Jiangbei District, Chongqing, east of Jianguo Village, next to Building B of Yuyuan Garden. The internal environment of Jianguo Village is very good.