On April 23rd, Professor Wang Junling, Dean of the School of Public Health, Professor Hu Xiaobin, Associate Dean, Associate Professor Zhang Gexiang, Director of the Institute of Nutrition and Food Hygiene, Associate Professor Su Li, Director of the Institute of Child and Adolescent Hygiene and Maternal and Child Health, and a group of 5 people went to Gansu Provincial Baiyin City CDC conducted exchanges and inspections on future internship and teaching cooperation.