Only minors under the age of 18 who refuse to accept social discipline and repeatedly violate the law can enter the juvenile detention center for management and education. Juvenile detention center is not an institution or a special training school for teenagers who are rebellious, tired of learning and addicted to the internet, but a place for disciplining juvenile offenders.

The conditions for entering juvie are as follows:

1, is a minor who commits a crime, and then the crime is full 14 years old but under 18 years old, and reaches the capacity for criminal responsibility again;

2. A person who has reached the age of 16 commits a crime and shall bear criminal responsibility;

3. A person who has reached the age of 14 but under the age of 16 commits the crime of intentional homicide, intentional injury causing serious injury or death, rape, robbery, drug trafficking, arson, explosion and poisoning, and shall bear criminal responsibility;

4. If a person who has reached the age of 14 and is under the age of 18 commits a crime, he shall be given a lighter or mitigated punishment;

5. Those who are not given criminal punishment because they are under the age of 16 shall be ordered to be disciplined by their parents or guardians, and if necessary, they may also be taken in by the government for reeducation.

Legal basis: Article 17 of the Criminal Law of People's Republic of China (PRC).

If a person who has reached the age of 16 and is criminally responsible commits a crime, he shall be criminally responsible.

A person who has reached the age of 14 but is under the age of 16 commits the crime of intentional homicide, intentional injury, serious injury or death, rape, robbery, drug trafficking, arson, explosion or throwing dangerous substances, and shall bear criminal responsibility.

If a person who has reached the age of 12 but under the age of 14 commits the crime of intentional homicide or intentional injury, causing death or serious disability by particularly cruel means, if the circumstances are bad, he shall be prosecuted with the approval of the Supreme People's Procuratorate, and shall bear criminal responsibility.

If a minor under the age of 18 is investigated for criminal responsibility in accordance with the provisions of the preceding three paragraphs, his punishment shall be given a lighter or mitigated punishment.

If a person is not given criminal punishment because he is under the age of sixteen, his parents or other guardians shall be ordered to discipline him; When necessary, carry out special corrective education according to law.