Peking University Institute of Mental Health (Peking University Sixth Hospital, Peking University Institute of Mental Health) is a training base for psychiatrists in Peking University, a collaboration center for mental health research and training of the World Health Organization (WHO) in Beijing, and a mental health center of China Center for Disease Control and Prevention. Hospital (institute) is a professional health institution integrating clinical treatment, personnel training, scientific research and public health. It enjoys a high reputation in the world and is in a leading position in the field of psychiatry and mental health. It is a third-class first-class hospital.