There are several surgical treatments for breast cancer: 1. Halsted radical surgery, which removes the whole breast, the pectoralis major and minor muscles as well as the lymph nodes and soft tissues in the armpit; 2. Modified radical surgery, which preserves the pectoralis major and minor muscles and removes the breast, the lymph in the armpit as well as the soft tissues; 3. Expanded radical surgery, which, in addition to removing localized mammary glands and the pectoralis major and minor muscles and soft tissues, removes the internal thoracic artery and a section of the rib cartilage, and the lymph nodes beside the thoracic The lymph nodes on the side of the internal thoracic artery also need to be removed; 4, breast-conserving radical surgery, the tumor is removed in accordance with medical standards, in addition to the removal of a certain amount of tissue other than the tumor, but also need to do the anterior margin of the negative local excision, axillary lymph nodes to do clearance; 5, breast reconstruction, after the mastectomy, the use of autologous or prosthetic reshaping of the breast; 6, modified radical surgery for breast cancer with the preservation of the skin or the preservation of the nipple, areola, the modified radical surgery for breast cancer. Modified radical mastectomy with skin preservation, or nipple and areola preservation.