Chief Physician, Director of the Department of Clinical Nutrition and Academic Leader. Specialties: Engaged primarily in the clinical diagnosis and treatment of pediatric nutrition-related diseases. He has extensive clinical experience in nutritional management for pediatric critical illnesses, surgical conditions, hematological malignancies, preterm infants, obesity, food allergies and other disorders. He is committed to big data research in clinical nutrition and basic research on gut microbiota and neonatal intestinal infection. He specializes in the clinical diagnosis and treatment of pediatric nutrition-related diseases, boasts rich clinical experience in nutritional management of pediatric critical illnesses, surgical cases, hematological tumors, preterm infants, obesity, food allergies and other illnesses, and devotes himself to big data research of clinical nutrition as well as basic research on gut microbiota and neonatal intestinal infection. Overseas training experience: He received further training at Cincinnati Children's Hospital Medical Center and Comer Children's Hospital, University of Chicago, USA from 2007 to 2008. He pursued advanced studies at Children's Hospital Los Angeles, USA in 2010. He received training at Boston Children's Hospital in 2012. Selected for the Overseas Visiting Scholar Program for Young and Middle-aged University Faculty of the Shanghai Municipal Education Commission, he worked as a senior research scholar for a one-year visiting research fellowship at Boston Children's Hospital, USA from 2014 to 2015.