Triple negative breast cancer t2n0m0 is early. t2 is mainly said to be the size of the tumor, generally this means that the size of the tumor is now 2 to 5 cm, or not more than five centimeters, N0, M0 means that the tumor has not yet appeared to be obvious infiltration and proliferation, so this is a part of the early stage of breast cancer. t2n0m0 Early breast cancer patients need chemotherapy, no radiotherapy, as for endocrine therapy as well as targeted therapy need to be decided according to the results of molecular typing. Breast cancer patients should pay attention to regulating their emotions in daily life, keep their spirits happy, avoid eating spicy and stimulating food, and pay attention to keeping the wound dry. If there is any adverse reaction after surgery, they should go to the hospital in time.