1. If it is a criminal detention, relatives are not allowed to visit during the detention, but defense lawyers can visit, lawyers can meet with the criminal suspect in custody, and the investigation organ can send personnel to be present according to the case and needs;
2. In case of administrative detention, all visiting hours stipulated in administrative detention. Relatives and friends of the punished person can make an appointment in advance to visit the punished person at the visiting time specified by the administrative detention center. You can bring necessary daily necessities, clothes and food (subject to the inspection and consent of the police in the detention center) when visiting, and other things may not be given to the punished person. Article 26 of the Regulations on Detention Centers guarantees the right of detainees to meet during their detention. Detainees shall abide by the regulations on the meeting management of detention centers. Meeting with detainees shall be conducted at the meeting area of the detention center within the specified time with valid identity documents. When the lawyer entrusted by the detainee meets with the detainee, he shall also hold a lawyer's practice certificate, a certificate of law firm, a power of attorney or a letter of legal aid. Article 27 If a detainee takes the entrance examination, gives birth or a close relative dies, the detainee or his close relative may apply for leave. The application for leave to the detention center shall be reviewed by the detention center and reported to the detention decision authority for approval. The detention decision-making organ shall make a decision on whether to leave the detention center within 12 hours after the detainee or his close relatives apply. The time when the detainee leaves the residence is not included in the detention period.