At present, the COVID-19 epidemic in China has been basically controlled. In the process of treating COVID-19, a great deal of clinical experience shows that Chinese medicine has played a great role. The curative effect of traditional Chinese medicine on mild patients is particularly obvious, which can shorten the course of disease and accelerate rehabilitation. At present, a large number of first-line medication data show that "Qingfei Paidu Decoction" has a good clinical effect in treating COVID-19, and it is a clinical guideline recommended by the National Health Commission and state administration of traditional chinese medicine for treating COVID-19.