Conventional treatments for lung cancer include chemotherapy, radiotherapy, surgery, biologically targeted therapy, and Chinese herbal medicine. Before treatment, patients are evaluated according to the different stages of disease they are in, the treatment effect is predicted, and they are treated according to the latest version of NCCN guidelines in China. For patients who can undergo surgery, patients and their families need to be mobilized to undergo surgery, which has a relatively better prognosis. Patients who cannot undergo surgery need to be helped to undergo chemotherapy and radiotherapy. Some patients can be operated, but lose the best time, they need to have adjuvant radiotherapy and wait for the best time to help patients to remove the lesion and prolong their survival.