Professor Zhang Yonghua is the chief TCM physician of neurology department, provincial famous TCM, doctoral supervisor, and one of the first batch of outstanding TCM clinical talents in China. Chinese sleep research institute of traditional Chinese medicine professional committee, vice chairman, psychosomatic diseases branch of the standing committee of China association of Chinese medicine, behavioral medicine of zhejiang province medical association club chair, sleep and modern disease branch of Chinese medicine institute of zhejiang province chairs, zhejiang medical branch, deputy chairman of Chinese medicine, Chinese medicine of zhejiang province branch, vice chair of spleen and stomach disease. He has been engaged in clinical and scientific research of internal Medicine of Traditional Chinese and Western medicine for more than 30 years.