The Fourth Hospital of the People's Liberation Army was founded in 1951 and is located in Chengdong District, Xining City, Qinghai Province. It is a comprehensive third-level hospital integrating medical treatment, teaching, scientific research, prevention, health care, rehabilitation and first aid. etc., the hospital is a designated hospital for Qinghai provincial, municipal and urban employee medical insurance. The hospital covers an area of ??132,000 square meters, has a green area of ??20,000 square meters, has 16 departments (including 12 clinical departments and 4 non-clinical departments), and has 350 beds. It has developed into a strong rear hospital of Lanzhou Military Region.