There is no target for lung cancer. Generally speaking, surgery, chemotherapy, radiotherapy, immunotherapy and anti-angiogenic targeted drug therapy can be taken according to patients’ clinical stage, pathological type and immune expression. 1. Early stage lung cancer has no target and surgery is not contraindicated, radical surgical resection can be given to treat the disease. 2. If advanced non-small cell lung cancer has no target, if the immunity is highly expressed, immunotherapy combined with radiotherapy can be given; if the immunity is poorly expressed or not expressed, chemotherapy combined with immunotherapy or radiotherapy can be given as a comprehensive measure. 3. If it is advanced small cell lung cancer, immunotherapy combined with chemotherapy can be chosen, and some patients can be given radiotherapy for local metastases, such as brain metastases, bone metastases, etc. It is recommended to use drugs under doctor’s guidance. It is recommended to use drugs under the guidance of doctors and avoid self-medication.