What do you mean by trumpet and tuba in Xiuwu County Detention Center?

Those who are held in detention centers and detention centers are called "small". The ordinary cell where the wearer is located is called the "big cell". In the northeast folk, people put criminals in prison and are punished by law, which is also called prison. Those who are locked up in prisons or detention centers or detention centers are called squatting "trumpet". The ordinary prison where prisoners are located is commonly known as "large". The so-called "large apartment" means that there is a large space and many people live together. A detention room used to punish serious violations of prison regulations, commonly known as "trumpet". The so-called "trumpet" means that there is not much space and one person is holding it alone.