1. Improve learning efficiency: Living on campus can make students concentrate more on their studies, free from the interference of family environment, and have more time and energy to devote to their studies.

2. Cultivate independence: Living on campus allows students to face life alone, take care of their daily life and diet, and cultivate independence and self-care ability.

3. Enhance social skills: Living on campus can give students more opportunities to meet their peers, communicate and cooperate with them, and enhance their social skills.

4. Broaden your horizons: Living on campus allows students to get in touch with different cultures, backgrounds and ideas, broaden their horizons and increase their knowledge.

5. Promote physical and mental health: Living on campus can adjust students' schedules and ensure adequate sleep and diet, which is beneficial to physical and mental health.

Disadvantages of living on campus in junior high school:

1. Lack of family care: Living on campus separates students from their families and lacks family care and companionship.

2. Great study pressure: Living on campus makes students more focused on their studies, but it will also bring greater study pressure.

3. Single living environment: When students live on campus, the living environment is relatively simple, lacking diversity and richness, which may affect students' hobbies and personality development.

4. Limitation of circle of friends: Living on campus will limit students' circle of friends to classmates in the same school, lacking communication and contact with the outside world.

5. Security issues: Poor campus management or imperfect security facilities may bring security risks.

In short, there are advantages and disadvantages of living in junior high school, and parents need to make choices according to their actual situation and their children's personality characteristics. If family conditions permit, you can consider letting your child live on campus for a while and experience campus life, and then make a decision according to your child's feelings and performance. At the same time, parents should also pay attention to the management and education quality of the school to ensure that their children get a good education and growth during school.