Prof. Guangfa Wang is Chief Physician and Director of the Department of Respiratory and Critical Care Medicine at Peking University First Hospital. A leading expert in pulmonary medicine, he specializes in the diagnosis and treatment of complex respiratory diseases, airway disorders, and sleep-related breathing conditions. Prof. Wang is renowned for his expertise in interventional therapies for COPD and asthma, as well as advanced endoscopic techniques for lung cancer and pulmonary nodules. His clinical focus also includes the management of critical respiratory illnesses and the interventional treatment of benign and malignant airway stenosis, utilizing procedures such as stent implantation, balloon dilation, electrocautery, laser therapy, cryotherapy, and foreign body removal. He is also experienced in thoracoscopic procedures, contributing significantly to minimally invasive respiratory care.