Professor Qiang Sun is the Director of the Breast Surgery Teaching and Research Section, a Chief Physician, Professor, and Doctoral/Postdoctoral Supervisor. He specializes in the early diagnosis of breast cancer, surgical and comprehensive systemic treatment for breast malignancies, and the diagnosis and treatment of benign breast tumors. Professor Sun has been engaged in the diagnosis, treatment, and research of breast diseases since 1988. He has extensive clinical experience, having performed over 8,000 breast cancer surgeries as the lead surgeon, with an annual volume exceeding 800 cases in recent years. He has improved surgical methods, enabling the completion of modified radical mastectomies for breast cancer within 15 minutes. He excels in breast-conserving surgery using hidden incisions and pioneered breast-conserving surgery with periareolar incisions. For patients who desire breast conservation but have unsuitable lesions, he developed a single periareolar incision technique for modified radical mastectomy and primary reconstruction, significantly improving cosmetic outcomes. He has led numerous national key scientific and technological projects, including the 11th and 12th Five-Year Plan projects on breast cancer screening models in China. He has actively promoted the three-tier prevention concept of breast cancer, hosted numerous international and domestic conferences, and trained over 500 doctors. His achievements have been promoted and applied in over 30 hospitals and health service institutions nationwide, benefiting over 500,000 women.