Wu Jun, director of the Lung Cancer Clinic, deputy chief physician, professor, master's tutor, and currently the director of thoracic surgery. After graduating from Harbin Medical University, he stayed at the university to study for a master's degree and pursued a doctoral degree at China Medical University. He has served as resident physician, attending physician and deputy chief physician at the Affiliated Tumor Hospital of Harbin Medical University. Since 2015, he has served as director of thoracic surgery at Hainan Provincial Cancer Hospital. He has been engaged in clinical and scientific research and the teaching of thoracic surgery for more than ten years. He pays attention to the individualized treatment of chest tumors such as lung cancer and esophageal cancer. He also has accumulated some experience in minimally invasive surgery for thoracic tumors, especially in the prevention and treatment of complications from thoracic surgery.