Pingping Jia The head of Department of Clinical Nutrition,Beijing Shijitan Hospital Affiliated to Capital Medical UniversityCurrent Affiliation/Present Position  Associate Professor of Capital Medical University, Beijing, China  The head of Department of Clinical Nutrition, Beijing Shijitan Hospital Affiliated to Capital Medical University, Beijing, China Society Membership  Gastric Integrative Rehabilitation Professional Committee of Chinese Anti-Cancer Association, Vice president  Chinese Society of Parenteral and Enteral Nutrition (CSPEN), Committee member  Society of Cancer Nutrition, Chinese Anti-Cancer Association, Committee member  Society of Cancer Metabolism, Chinese Anti-Cancer Association, Committee member Cancer nutrition and metabolismI have more than 50 publications and preside several national fundingsChina