Query regulations:
1. Inquirer: immediate family members and guardians of prisoners; Public security, procuratorates and courts need to make inquiries because of handling cases; Lawyers need to inquire because of handling cases.
2. Persons serving sentences in provincial prisons and juvenile correctional institutions.
3. Items to be inquired: prison name; In the prison area; Original sentence; The starting date of the judgment; End of sentence.
4. The immediate family members of the inquirer shall provide proof of relationship and identity with the criminals to the prison administration department of the Provincial Prison Administration. Staff and lawyers of public security, procuratorate and court shall provide letters of introduction and work certificates. If they use other people's information to inquire about prisoners' information, they shall bear corresponding legal responsibilities.
Legal basis: Article 48 of the Prison Law of People's Republic of China (PRC) (revised 20 12).
While serving a sentence, a prisoner may meet with his relatives and guardians in accordance with the regulations.