Abstract: The essay summarizes the experiences on treating chronic obstructive pulmonary disease (COPD) from Prof. ZHOU Zhongying， one of the traditional Chinese medicine masters. According to the characteristics of this disease， corresponding treating methods were raised from several aspects， such as internal and external pathogenic factor， addressing both the symptoms and causes， intermingled cold and heat， stubborn phlegm stagnation， blockage of phlegm and blood stasis and several organs getting sick at the same time. And some classical cases are illustrated.