Seven years. The quality education for teenagers in frontier areas was established on 20 16, and it has been 7 years since 2023. This school is a closed rebellious school, a school for disciplining rebellious children, and a formal youth education school. Recruit problem of juvenile, aged 5- 18, who has thoughts and behaviors such as internet addiction, running away from home, violent fighting, extravagant consumption, inferiority complex, autism, weariness of learning, puppy love, etc.