China’s economic policy guideline has been changed considerably under the influence of domestic and international economy in 2008. The author analyzes China’s investments in 2008 and forecasts the annual investments in 2008 with a prediction of the annual GDP growth rate around 10%. It forecasts the investment and growth in 2009 from the perspectives of the development stage of Chinese economy，the national policy goal in 2009，and negative factors curbing the investment growth，and based on this puts forward some policy advice including carrying out the prudent monetary policy，intensifying investment，no looseness in the access threshold，promoting the real estate market to develop soundly and improving the macroeconomic control.