According to Chinese laws, "five categories of people" are not allowed to leave the country, namely:
1, the defendant in a criminal case, the criminal suspect recognized by the people's procuratorate or the public security organ or the people's court;
2. The people's court informs that the unfinished civil case cannot leave the country;
3. Being sentenced to prison;
4. Being reeducated through labor;
5. If it causes great harm to national security or damages national interests, the relevant authorities in the State Council will consider withdrawing.