My younger brother was detained in Shangqiu Platform Detention Center for fighting, and the one who was beaten asked to accompany him for 50,000 yuan. Excuse me, how many days will I have to be detain

My younger brother was detained in Shangqiu Platform Detention Center for fighting, and the one who was beaten asked to accompany him for 50,000 yuan. Excuse me, how many days will I have to be detained before I come back? I noticed that the landlord said he was locked up in a detention center. If the place of detention you said is correct, it means that he was criminally detained on suspicion of intentional injury, which means that the current case is handled according to the standards of criminal cases (the other party is at least slightly injured).

Criminal detention refers to a person who has been suspected of committing a crime and may be sentenced. The general time limit is not more than 37 days. However, during this period, the case-handling unit will submit an arrest to the procuratorate according to the facts of the crime. The procuratorate approved the arrest after examination, and then the investigation organ continued to investigate and finally transferred it to the procuratorate for examination and prosecution. The court heard and decided. ......