Professor Chen Haiquan, the leader of thoracic surgery, 1992 graduated from Shanghai Medical University, 1997+0999 worked in St. Liang Hequn Medical Center in Portland, USA. He studied under Professor Albert Starr, a famous thoracic surgeon, and completed the clinical training of American thoracic surgeons. Since 2000, he has studied and exchanged in Stanford University Medical Center, Pittsburgh University Medical Center, The University of Texas MD Anderson Cancer Center, Memorial Si Long-Kettering Cancer Center, Massachusetts General Hospital of Harvard Medical School, Dana-Farber Cancer Center, etc. , keep the cutting-edge knowledge of this subject. He has been engaged in clinical work of cardiothoracic surgery for a long time, and his cardiothoracic surgery technology is comprehensive. He is good at early diagnosis of chest tumors such as lung cancer and esophageal cancer and multidisciplinary comprehensive treatment with minimally invasive surgery as the mainstay.