It is a big contribution to the history of Chinese literature that the Tang dynasty poets created the poetic image"Shepherd boy"successfully.In many Tang poems,the Shepherd boy wore rain hat,covered with hemp fiber and was playing flute on the back of cow.There are two kinds Shepherd boy in the Tang poetry:the realistic and the symbolic. The poets deposited their feeling for free-living to the later.As the image of Idylls and the symbol of natural life,the "Shepherd boy" keeps in step with the Tang poems.The connotation of the"Shepherd boy"become richer and richer, the poem of the Tang dynasty was more and more prosperous.