Chengjun University existed in the era of the Five Emperors in China, which was first seen in Zhou Li and Li Ji, and was named Chengjun.

Cheng Jun's teaching content is mainly music teaching. The teaching target is mainly aristocratic children.

According to legend, in Yu Shun's era, when reading, thinking, thinking, thinking, thinking, thinking, thinking, thinking, thinking, thinking, thinking, thinking, thinking, thinking, thinking, thinking, thinking, thinking, thinking, thinking, thinking, thinking, thinking, thinking, thinking, teaching search to send to mobile phones, translating the difference between the old and the young, and respecting the old will also be divided into "up and down".