Mizu Jiang, MD, is a Second-Level Chief Physician and Doctoral Supervisor at the Children's Hospital, Zhejiang University School of Medicine, where he serves as Director of the National Center Office and Director of the Pediatric Endoscopy Center, and as the academic leader of the Gastroenterology specialty. He previously served as Head of the 18th Pediatric Gastroenterology Group of the Chinese Medical Association's Pediatrics Branch, and currently serves as Deputy Head of the Pediatric Collaboration Group under the Digestive Endoscopy Branch of the Chinese Medical Association, as well as Vice Chairman of the Pediatrics Branch and Head of the Gastroenterology Group of the Zhejiang Medical Association. He is an editorial board member of BMC Pediatrics and Pediatric Investigation, as well as of the Chinese Journal of Pediatrics, Chinese Journal of Applied Clinical Pediatrics, Chinese Journal of Contemporary Pediatrics, and Chinese Journal of Practical Pediatrics. His research topics mainly include: gastrointestinal motility, digestive nutrition, gut microbiota, and Helicobacter pylori.