Chief Physician and Master's Supervisor in the Department of Thoracic Surgery, Renji Hospital Affiliated to Shanghai Jiao Tong University School of Medicine Specializes in the surgical treatment of complex thoracic tumors, including the diagnosis and surgery of esophageal cancer, lung cancer, and mediastinal tumors. The professor is a nationally renowned expert in esophageal surgery, with long-term dedication to clinical practice, teaching, and scientific research. He has achieved outstanding results in the surgical treatment of esophageal, pulmonary, and mediastinal tumors. He possesses particularly rich clinical experience in complex esophageal diseases and pulmonary tumors. He was the first internationally to propose the theory and technique of local resection with end-to-end anastomosis for early-stage cervical esophageal cancer. He has published over 60 articles, served as the chief translator for the book "International Cancer Staging Standards," and participated in the compilation of 5 professional monographs. He was responsible for writing the esophageal surgery chapter of the national higher medical textbook "Surgery." He has obtained 2 national patents.