The concepts of Yeongwi(營衛) were made from "Hwangjenaegyeong(黃帝內經)" the most ancient and important book in East Asian Traditional Medicine, that have been used basic theories for the purpose of explaining physiology and pathology of The Oriental Medicine. In this article, through comparing with concepts of Yeongwi(營衛) in Onbyeonghak(溫病學) of Qing[淸] dynasty, some problems were investigated, through what process of thinking the unique pattern identification[辨證] of Wigiyeonghyeol(衛氣營血) had been made although there could be another inductive way, and what is the difference of concepts of Yeongwi(營衛) between "Hwangjenaegyeong(黃帝內經)" and Onbyeonghak(溫病學).