Associate Chief Physician. Specializes in the diagnosis and treatment of thoracic tumors (lung cancer, breast cancer, esophageal cancer and mediastinal tumors) as well as head‑and‑neck tumors. He also has extensive experience in treating gastrointestinal tumors, and providing nutritional support and pain management for cancer patients. With over 20 years of experience in oncology, he has long been engaged in front‑line clinical work. As a principal investigator, he has led multiple clinical research projects, and several drugs have been successfully launched for clinical use. He has presided over numerous research projects including those funded by the National Natural Science Foundation of China and the Chinese Society of Clinical Oncology. He has published dozens of SCI papers. He served as associate editor for the popular‑science monograph *Optimize Nutrition to Fight Cancer‑‑Nutrition Handbook for Cancer Patients*.