Guo Xufeng is from Li Zhigang's team. Li Zhigang is the deputy director of thoracic surgery in Shanghai Chest Hospital, and Guo Xufeng is the deputy chief physician of thoracic surgery in Shanghai Chest Hospital. So Guo Xufeng is from Li Zhigang's team. Guo Xufeng, male, MD, attending physician of thoracic surgery in the Chest Hospital affiliated to Shanghai Jiaotong University. Engaged in clinical, teaching and scientific research work of thoracic surgery for many years, with extensive and solid basic theory, eager to learn and progress, and mastered systematic professional knowledge. Li Zhigang, deputy director of thoracic surgery administration, concurrently director of esophageal surgery in Shanghai Chest Hospital, and doctor of medicine. The clinical professional direction takes into account both traditional complex open surgery and frontier minimally invasive surgery.