On Chengdu Family Education Network (i.e.' Taojiao Bar', the latest free trading platform for family education in Chengdu), family education teachers can display their personal photos, highest academic qualifications, majors they have studied, institutions they graduated from/are studying, and types of teachers (in-service, full-time and part-time jobs, majors, graduate students, undergraduates, junior college students, etc.). ), family education subjects, family education forms (students come to the door, teachers come to the door), service areas, students.