Castle Peak Hospital (Chinese: 青山醫院) is the oldest psychiatric hospital in Hong Kong. Located at the east of Castle Peak in Tuen Mun, the hospital was established in 1961. Currently, the Hospital has 1,156 beds, provides variety of psychiatric services such as general adult psychiatry, forensic psychiatry, psychogeriatric services, Child & Adolescent Psychiatry, rehabilitation, consultation-liaison psychiatry, substance abuse treatments, etc.