Stanley Prison is a maximum security level correctional facility, established in 1937, that houses the most hardened of criminals from the Hong Kong Judicial System. The Pak Sha Wan Correctional Institution (a medium security institution established in 1999) and the Tung Tau Correctional Institution (a minimum security institution established in 1982) are all part of the overall Hong Kong Correctional Services Department complex in Stanley. Nearby on Stanley Village Road is the Ma Hang Prison (a minimum security institution established in 1974) which houses male adult prisoners and clinically old prisoners of low security risk.