Dr. Li Xu, based at the Shandong Public Health Clinical Center, specializes in the treatment of atmospheric obstruction and has extensive clinical experience in bronchial diagnosis and the management of peripheral pulmonary diseases. He serves as a Standing Committee Member of the Youth Professional Committee of Respiratory Endoscopy within the Chinese Medical Doctor Association, is a member of the Youth Group of the Shandong Medical Association Tumor Minimally Invasive Committee, contributes to the Pleural Diseases Group of the Diagnostics Branch of the Shandong Medical Association, and is a member and Secretary of the Shandong Tuberculosis Association Respiratory Endoscopy Professional Committee.