There are several people in the Ping 'an District Detention Center in Haidong City.

Generally, there is a detention center for more than a dozen people.

As long as it is designed with a little construction scale. Metropolitan area, similar to prison sub-area. People in the prison and the prison can't meet, and the prison will meet on the roadside. Because the prison area of the detention center is fixed, the detainees cannot flow. Most of a prison area has nine cells, and each cell will be opened only when the public security organ and the procuratorate are arraigned, so that the detainees can go out or the lawyers can meet them.

Because the detention center needs to be on duty, there are six classes a day, one class at noon and one class for two hours. There are five classes from 9 pm to 6 pm the next day. There are two people in each class. Twelve people are on duty a day, which means walking back and forth to see if other detainees are unwell or have other emergencies. Therefore, a prison cell has a minimum of 12 people, and the standard configuration is 16 people. Everyone has a fixed sleeping position, from 1 to 14, not to 16. Because there are still two people standing in the class!