Three Shaos: Shao Shi, Shaobao and Shaofu.

Three mothers: a teacher, a loving mother and a nanny.

Fu Bao system: one of the ancient palace education systems, it refers to the outstanding men among nobles and bureaucratic ministers, who were specially elected by the court to be responsible for the moral, intellectual and physical training of princes, that is, the Fu Bao system.

Teacher, Taibao and Taifu are divided into one surname, Taibao, Taifu and Shaobao and Shaofu, collectively referred to as "three fair" and "three little". Protect, protect its body; Fu, Fu Zhideyi; Classes for teachers and tour guides. Taibao's responsibility is mainly to ensure that the daily behavior of the prince conforms to the norms, that his life is regular, and that he is responsible for the safety and health of the prince; A teacher, educating and cultivating the prince from moral and political aspects; A surname is responsible for the prince's studies and also teaches him how to govern the country and the people.

Three-mother system: it is one of the ancient palace education systems. In the court, qualified women were selected to take care of and teach the princes.

Teachers, loving mothers and nurses are collectively called three mothers.

The teacher is mainly responsible for the education of the prince's moral code of conduct; A loving mother should provide food and clothing according to the needs of the prince; The nanny is responsible for arranging sleep.