In Karaj Central Prison (Karaj Penitentiary), the prison authorities use violent crime prisoners in their gangs and use them to advance their goals in the prison. Earlier, in a report from this prison, it was stated that the prisoners of Karaj Central Prison are beaten by the order of the prison officials and by the prison's lawyers and regulations, while in many cases the prisoner is unaware of the reason for the beating. Political prisoner Mohammad Ashtiani got injured in his hand after being beaten in Karaj Central Prison and his condition worsened. According to the Iranian Human Rights Center, on Sunday, Esfand 7, 1401, political prisoner Mohammad Ashtiani was severely tortured and beaten by the officers of Karaj Central Prison, who are among the prisoners hired by the head of the prison, because of talking to another prisoner. and they injured him in the hand