Chief Physician, Professor, and Doctoral Supervisor at Peking University Cancer Hospital. Graduated with a bachelor's degree from Wuhan University School of Medicine in 1986, obtained a master's degree in Surgery from Wuhan University School of Medicine in 1992, and earned a Ph.D. from the Karolinska Institute in Sweden in 2002. Long-term dedication to basic research and clinical diagnosis and treatment of familial hereditary breast cancer. Has made pioneering and systematic contributions in areas such as breast cancer susceptibility gene testing, risk assessment, early diagnosis and intervention for high-risk populations, and precision treatment of familial hereditary breast cancer, achieving distinctive results. The research has provided Chinese population data for familial hereditary breast cancer in China and established relevant diagnostic and treatment guidelines. Currently serves as Director of the Familial Hereditary Tumor Center at Peking University Cancer Hospital and Director of the Comprehensive Research Ward at Peking University Cancer Hospital. He is the first Chair of the Familial Hereditary Tumor Committee of the Chinese Anti-Cancer Association and a Standing Committee Member of the Breast Cancer Professional Committee of the Chinese Anti-Cancer Association. In 2016, he was selected as one of the "Top 100 Leading Talents in Science and Technology Beijing." Has published over 60 research papers in internationally renowned oncology journals such as JCO, Ann Oncol, and Cancer Res. Has led more than ten scientific research projects, including the Ministry of Science and Technology's 12th Five-Year Support Plan, the Ministry of Personnel's High-Level Returned Overseas Chinese Talent Fund, the Ministry of Education's New Century Excellent Talent Support Program, the National Natural Science Foundation of China (NSFC), and the NSFC-NIH collaborative research fund.