Tutorial system. "Peer" means "friend and peer", and peer tutorial system comes from "tutorial system". The most basic feature is that students teach students, which is essentially a kind of point-to-point or one-to-many empathy and mutual assistance. Peer education for college students is one of the many explorations and unique achievements of college students' work, such as "senior studio", "peer counselor", "freshman peer education" and "peer career planning education".