This paper analysis the relation between the foreign trade and economic growth of Shaanxi Province based on the data from1980-2007,by using the Granger causality test,cointegration test and error correcting model.The result demonstrates that there is a long cointegration relationship between foreign trade and economies increase.At present,Shaanxi belongs to export direction economy,export is the Granger causality,and import is the export Granger causality,so import has a indirect function to the economic growth.