Lung cancer, like other malignant tumors, has the general characteristics of malignant tumors, that is, there are many unknowable and unforeseeable special factors in the treatment because its causes and rules are not fully understood. Since malignant tumor is a kind of biological cell, there must be biological specificity in biology, which is called individual difference in clinical practice. As a malignant tumor with extremely high malignancy and high lethality, these characteristics are especially prominent. As a systemic disease, lung cancer should not be treated by a single discipline or a single treatment method, but by experts from various disciplines sitting down and discussing together to work out an individualized treatment plan for each patient. This has been a recognized trend in lung cancer treatment. Individualization means emphasizing the individual characteristics of each patient based on the extent of the disease, the stage of the disease and the patient’s physical condition. The so-called comprehensive means to develop a comprehensive treatment plan with distinctive individual characteristics based on the above elements. Clinically, different patients with different disease conditions are treated differently. How to understand the standardization of lung cancer treatment? What is standardization of lung cancer treatment? In fact, the so-called standardization means that after a lot of clinical practice and according to the principle of evidence-based medicine, experts in lung cancer treatment have jointly researched and discussed and reached a consensus treatment plan. Although these treatment plans have a regular and formula-like form, like mathematical formulas, there should be some flexibility in solving mathematical problems. Small cell lung cancer cells are sensitive to chemotherapy, while adenocarcinoma cells are relatively insensitive to chemotherapy and prone to metastasis to bone but are sensitive to Erythromycin. In this way the seemingly complex puzzle is solved. Therefore, the concept of standardized treatment is only in the sense of certain principles, and it is the basis of standardized treatment to accumulate experience and individualize the treatment of each patient. How can patients experience standardized treatment in the choice of treatment plan? After a patient learns that he/she has lung cancer, the first thing he/she should not do is to panic, panic and cowardice are not helpful. How to be an understanding person and how to face the reality and cooperate with the treatment correctly is the guarantee of whether each patient can get a reasonable and correct treatment plan, and is also the key to strive for the best treatment effect. In fact, sometimes the choice is very simple. Any treatment should be in the best interest of the patient, which is the norm. At present, lung cancer has not been well solved scientifically for its whole causes and pathogenesis rules, resulting in unsatisfactory clinical treatment results. I believe that advocating the collective wisdom of the professional team of doctors in treatment decision making is the key to avoiding blind and one-sided diagnosis and treatment, and striving for the best treatment effect, which is the same as democratic decision making in politics can avoid major mistakes.