The Chinese center for disease control and prevention, director of the nutrition and health, nutrition society director, zhejiang province, the Chinese nutrition society public nutrition branch committee member, the Chinese preventive medicine association health engineering professional committee, national food safety risk assessment expert committee, zhejiang province, managing director of preventive medicine association, sanitary engineering, director of professional committee member, He is also the deputy chairman of the Food And Child Health Professional Committee, the deputy leader of the Food safety Expert advisory group of Zhejiang Province, the deputy chairman of the Health food Standardization Technical Committee of Zhejiang Province, the congratulation editorial committee of The Journal Of Chinese School Health, and the health food expert of the State Food and Drug Administration.