With the rapid development of science and technology, science and technology are becoming more and more obvious into the role of economic growth. This article based on the data of science and technology in investment and economic growth of Anhui Province in the year between 1990 and 2007,it used the SPSS and Eviews software to study the relationship between science and technology invesment and economic growth of Anhui Province ,and established a model to reflect the long-term cointegration relationship,and carried on the Granger causality test on the two sequences at the end.The results show that: Anhui province science and technology investment and economic growth between the equilibrium relationship, long-term stability, and the existence of a single causal relationship. Finally, according to research findings,I offer some suggestions to the goverment.