Dr. ZHAO Xiaogang is currently an Associate Chief Physician of Thoracic Surgery at Shanghai Pulmonary Hospital. He is also an Associate Professor, and a supervisor of master students at Shanghai Tongji University. Dr. Zhao graduated from Shanghai Jiaotong University School of Medicine with a doctorate degree in thoracic surgery. In 2015, he went to the United States as a visiting scholar for half a year, visited the Barnes hospital of UNMC University and Washington University in St. Louis. Dr. Zhao has worked in thoracic surgery field for more than 20 years, specializing in minimally invasive thoracoscopic surgery, single-port thoracoscopic minimally invasive treatment of small pulmonary nodules (GGN, GGO, ground glass nodules), tracheal surgery, bronchoplasty sleeve surgery, pulmonary bulla surgery. Dr. Zhao is skilled in the diagnosis of benign and malignant small lung nodules and ground glass nodules and minimally invasive single-port thoracoscopic surgery. He operated more than 1000 lung operations per year.