This article illustrates the content measuration of 2,3,5,4'-Tetrahydroxystilbene-2-o-β-D-glucoside in Jiangzhi oral solution by HPLC method and investigation of its methodology. The vesult shows that the methodis of good reappearance, stability. Lt's recovery rate 98.14%,and RSD 0.92%. So it can be concluded that th...