Dr. Liu is Chief Physician of Psycho-Cardiology Outpatient in Tianjin Chest Hospital. She has received the certificate of National second-level psychological consultant.

Dr. Liu serves as Chairman of Psycho-Cardiology Committee of Cardiologists for Tianjin Medical Doctor Association, Committee Member of Psycho-Cardiology Team of Cardiologists for Chinese Medical Doctor Association, National Committee Member and Secretary of Psychosomatic Medicine for Chinese Medical Association, and Committee Member of Psychosomatic Medicine for Chinese Association of Integrative Medicine.

She is also Standing Committee Member of Psychosomatic Medicine for Tianjin Medical Association, Standing Committee Member of Psychosomatic Medicine for Tianjin Medical Doctor Association, Vice Chairman of Sleep Medicine Committee of Tianjin Association of Integrative Medicine, Vice Chairman of Geratic Heart Health Committee of Tianjin Heart Association and Standing Committee Member of Psychological Consultants Committee of Tianjin Association for Mental Health.