The success rate of lung transplantation is between approximately 60-80%. After the surgery, patients have to face many problems such as rejection and lung infections. Lung transplantation is relatively complex, requires a very high level of skill, is quite risky, and is a very traumatic procedure. The cost of lung transplantation is relatively high. The current patient survival rate after surgery is about 90% at 1 year and 60% at 5 years. For chronic end-stage lung diseases, such as pulmonary fibrosis, chronic obstructive pulmonary disease, bronchiectasis, pneumoconiosis, etc., after the most optimal and reasonable medical treatment, but still unable to improve the symptoms, and the family has the request or the family conditions are better, lung transplantation can be performed to relieve the quality of life and requirements of patients.