According to relevant data, there are four books in the history of China, namely The Great Learning, The Doctrine of the Mean, Xue Ji and The Spring and Autumn Annals. Xue Ji is the earliest.
The Book of Learning is an ancient educational paper of China, one of Dai Xiao's rituals in the Book of Rites, an ancient legal system of China, and the earliest treatise devoted to education and teaching in China and even in the world.