Deputy Director of the Clinical Nutrition Department, Chief Physician, Doctoral Supervisor, and Professor. He is responsible for clinical nutrition diagnosis and treatment as well as department management. He specializes in the management of malnutrition due to various diseases such as tumors, anorexia nervosa, and intestinal failure. He also specializes in nutritional intervention for geriatric malnutrition and sarcopenia, medical nutritional weight loss, and family parenteral and enteral nutrition.