The rate of metastasis in the axilla of stage II infiltration of breast cancer is still relatively high, and the phenomenon of spreading and metastasis usually occurs easily. It is suggested that patients should have a comprehensive examination in time, and have symptomatic treatment as soon as possible after the cause of the disease is clarified. The treatment effect of invasive breast cancer stage II has a great relationship with the depth of infiltration of breast cancer, and it is easy to spread and metastasize. For invasive breast cancer stage II, mainly adopting surgery as the main comprehensive treatment, usually can get a better prognosis. Meanwhile, patients with invasive breast cancer stage II should eat more high-protein foods, such as eggs, chicken, milk, fish, etc., avoid excessive spicy and stimulating foods, ensure sufficient rest, maintain good mood, and don’t have too much pressure. It is recommended that breast cancer patients should consult the doctor in time and standardize the treatment under the doctor’s guidance.