The research has shown that Qi and chronic obstructive pulmonary disease(COPD) has a close relation. Relations from the Qi and COPD expounds that the deficiency is the key factor of COPD. From three aspects of the single Zang organ, two Zang organs, three Zang organs, it described the use of Qi in the treatment of COPD, so as to provide the scientific basis for the supplement of Qi in the treatment of COPD.