Hairong He is a Ph.D. student of Nutrition and Food Hygiene at the School of Public Health, Peking University. Her scientific interests are in the areas of hydration and health, nutrition and health, and nutrition related policy. Hairong studied preventive medicine in Shanxi Medical College during 2011-2016, and then began doctor degree training in nutrition in Peking University from 2016, expecting to graduate in 2021. Hairong had participated in a few research projects and published 6 articles in the international peer-reviewed journals, and 15 articles in Chinese scientific journals. She had attended and made presentations in the 11th Hydration for Health Scientific Conference and the Asian Congress of Nutrition 2019.She had participated the research entitled "The effects of hydration on cognitive performances" sponsored by the National Natural Science Foundation of China and compilation of "Report on the Consumption of Sugar-Sweetened Beverages of Children in China" sponsored by UNICEF.