According to the theory of traditional Chinese medicine, based on the four properties and five flavors of traditional Chinese medicines, the lifting and lowering theory and channel tropism, Professor Chen combined with the theory of traditional Chinese medicine and constitution identification to prescribe for patients and used herb pairs to treat many kinds of pulmonary diseases. And he has achieved good clinical effect by "treatment methods selection according to syndromes". His experience in medication and compatibility mechanism are worthy of further exploration and promotion by scholars.