Deputy Chief Physician, Second Department of Thoracic Oncology, Peking University Cancer Hospital Areas of Expertise: Primary research focus on medical oncology, comprehensive diagnosis and treatment of lung cancer, cancer pain management, and symptom control. Specializes in individualized multidisciplinary treatment of lung cancer, with an emphasis on improving the quality of life for patients with advanced lung cancer. Participated in the first China-U.S. collaborative clinical observation on "Morphine Metabolism in the Chinese Population" in China. Appointed as an expert trainer for the Ministry of Health's "Special Controlled Drug Management and Clinical Rational Use Training Program." Involved in multiple clinical studies on new drugs for lung cancer and pain management. Standing Committee Member, Lung Cancer Subcommittee, Beijing Cancer Prevention and Treatment Research Association; Member, Geriatric Oncology Subcommittee, Chinese Society of Gerontology and Geriatrics; Member, Lung Cancer Subcommittee, Chinese Society of Gerontology and Geriatrics; Member, Beijing Cancer Rehabilitation and Palliative Care Professional Committee; Member, AACR; Member, IASLC; Member, CSCO.