1, learning etiquette well is of great help to improve college students' interpersonal skills and promote mental health.

2. Learning etiquette well can promote college students' mental health and improve their self-control.

3. Learning etiquette well can improve ideological and moral quality and civilized accomplishment.

4. Learning etiquette well can help college students adapt to the modern information society.

5. Learning etiquette is helpful for college students to adapt to the development of socialist market economy.