Front-line in-service teachers
Jinbangxiaoban and Li Dawei are both real front-line in-service teachers, and a batch of teachers are excellent.
Types of word-of-mouth communication
Jinbang Xiaoban and Li Dawei are both word-of-mouth communicators. They hardly advertise and keep a low profile. Many students admire them. Parents introduce each other. When they are late, there is always no room.