For a long time, the export goods of Xinjiang come from inland. When using input-output model to calculate the contribution of export gods of all trades of Xinjiang to formation and growth of GDP, we find that the export of local products plays an important role in economic growth of Xinjiang. Thus, the direction of Xinjiang foreign trade is to continually give two activeness of export of local products and inland products into full play and to highlight local product export.