Deputy Chief Physician of the Department of Radiation Oncology, Deputy Director of the Radiation Oncology Teaching and Research Office, and Teaching Director of the Radiation Oncology Standardized Training Base at Beijing Cancer Hospital. Primarily engaged in adjuvant radiotherapy for early-stage breast cancer and palliative treatment for advanced-stage breast cancer. Currently serves as a member of the Radiation Oncology Expert Committee of the Chinese Society of Clinical Oncology, a member of the Breast Cancer Group of the Radiation Oncology Physician Professional Committee of the Chinese Medical Doctor Association, Deputy Director of the Radiation Therapy Professional Committee of the Beijing Breast Disease Prevention and Treatment Society, and a member of the Breast Cancer Professional Committee of the Beijing Anti-Cancer Association. Participated in the formulation of the Chinese Medical Doctor Association's guidelines for breast cancer radiotherapy and guidelines for target volume delineation and treatment planning design for post-operative breast cancer radiotherapy. Authored textbooks such as "Standards and Target Volume Definitions for Breast and Gynecological Tumor Radiotherapy."