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A native of Xinjian (known as Xichang in ancient times) in Jiangxi Province, he was later nicknamed Xichang Old Man. In the third year of Chongzhen (1630), he entered the capital as a deputy list Gongsheng. He once wrote a letter to do something, but was not accepted, so he cut off his hair and became a monk. Soon he regained his hair and traveled south of the Yangtze River. In his later years, he devoted himself to writing, teaching medicine, and studying medical theory intensively, especially Shanghan Lun. He had many wonderful cures and many extraordinary diseases in his life. His fame spread all over the country and there were many legends among the people.

His "Autumn Dryness Theory" believes that the Neijing scripture "Autumn is injured by dampness" is a mistake and should be "Autumn is injured by dryness", and the pathogenesis of dryness qi has been studied. In-depth analysis shows that dryness qi is characterized by dryness. On the outside, the skin is dry and flaky; on the inside, body fluids are depleted, essence and blood are dried up, muscle emaciation occurs, and the skin sticks to the bones. The disease is located in the lungs, and the pathogenesis is lung failure. Created Dryness-Clearing Lung-Rescuing Decoction to moisturize and control dryness, treat the lungs most, and cultivate earth-generating metal in sweet and soft moisturizing.

His "On the Atmosphere" proposes that the creation and movement of all things in the world originate from the atmosphere. The lifting effect and constant movement of the atmosphere are the source of all movements and changes in nature. Emphasize the dependence of tangible things on invisible energy. Human beings correspond to heaven and earth, and human life activities and the processes of birth, growth, strength, old age, and death are closely related to the atmosphere of human beings themselves. The circulation of human Qi and blood, as well as all life activities, are all dependent on the promotion and maintenance of the atmosphere in the chest. The nature of the atmosphere is yang qi in the chest, which is gathered in the chest and lifted around the heart and lungs. It is different from Tanzhong (CV17) qi, and different from pectoral qi, Yingqi and Weiqi, is the general director of all qi, with the ability to control and promote.

Written by Shanglun Pian Yuyicao Yimen Falu The original title of the joint publication is Yu Shi San Shu. There is also disease caused by cold doubt or attached to Shang Lun Part 2 in the form of Question and Answer Attachment. The two volumes of Essence of Life for the People have not been seen yet.