Guiju Sun is a professor and doctoral supervisor in the Department of Nutrition and Food Hygiene, School of Public Health, Southeast University, and graduated from the School of Public Health, Fudan University, with a doctorate in medicine in July 2001; he has worked as a visiting scholar at the Texas Tech University, the Institute of Nutrition and Biochemistry of the German Federal Food Centre, the University of Ulm, and the School of Public Health of the Johns Hopkins University, USA. She is currently a director of the Chinese Nutrition Society, vice president of the Jiangsu Nutrition Society, member of the Nutrition and Health Food Branch of the Chinese Nutrition Society, vice chairman of the Basic Nutrition Sub-committee of the Chinese Nutrition Society, expert in the evaluation of health food products of the State Food and Drug Administration, and expert in the evaluation of new food ingredients of the National Health and Family Planning Commission. In recent years, she has presided over and participated in some national and provincial-level projects. His main research interests are food safety and food efficacy, nutrition and chronic diseases, and he has high academic attainments. In 2009, she was awarded the first prize of the Nanjing Science and Technology Progress Award and the third prize of the Jiangsu Science and Technology Progress Award.