The ancient education circle, also known as Xingtan, was built to commemorate Confucius' lecture.

Daofu Kong, the forty-fifth generation grandson of Confucius, then moved the main hall back, surrounded by apricot trees except the altar, so it was called the Apricot Altar to commemorate Confucius. Xingtan is a glorious symbol of educator Confucius. It is in front of Dacheng Hall of Confucius Temple in Qufu City, Shandong Province. According to legend, this is the place where Confucius gave lectures.

In ancient times, teachers were called as follows; Master, master's respect for the teacher. "Master" was originally the teacher of the monarch in the Spring and Autumn Period. An ancient title of respect for a teacher, especially an old private school. Teachers' honorifics. Special names for ancient foreign teachers. The doctor's Confucian classics teacher is called "doctor" In the Tang Dynasty, professional schools were divided into doctors in law, arithmetic and calligraphy. ?

Teach fundamentalism, and later generations will follow it. A teacher who teaches martial arts or explains classics is called a lecturer. Name of the ancient academic officer of the teaching assistant. Emperor Wu of the Western Jin Dynasty set up a teacher in Xianning for four years to assist and teach his disciples with doctors.