1.② (Township): This is the name of the school in Yu Shun era in the late primitive society, the embryonic form of the school, and the institution or place for providing for the aged and implementing public education in the primitive society.

2. Foreword: This place was a place to practice shooting, and later became an institution of military education.

3. School: Similar to Xu, it is also an educational institution with the nature of military sports.

4. Zhezong: This is a new educational institution specially created in Shang Dynasty, and it is a teaching place for the children of slave owners and nobles whose main content is ritual and music education.

These educational institutions have historical value and played an important role in the development of modern educational institutions in later generations.