Zhang Zi-He is one of the Jin&Yuan's four masters, and he used Dong-Xia method well, as well as he is one a medical man who contributed to the development of the medicine. He valued the pathogen. He recognized that the pathogen is a great cause of an attack of a disease, so, first, we have to get rid of pathogen, and it makes the Vital essence and energy recovered. He said, we have to get rid of the pathogen thouroughly. He used "Wei Ci"-using fei zhen and densely puntuating many times and bleeding much, so the pathogen can't remain. He said if we bleed, it is same as the sweating. And about 『Nei Jing』's meaning, he said that bleeding is same as sweating and after bleeding, diaphoresis is not required, but it is good to bleed after sweating. He said that we removeing the fire and we can circulate Qi and blood. He set count on the body's circulation of our body, and it is the great cause of a disease. So, He quoted the 『Nie Jing』's sayings, and emphasized the importane of the circulation of qi and blood. And this Zhang Zi-He's way is in relation with "Liu He Jian's fire and heat theory.