As the global crisis incurred by the subprime mortgage crisis of the United States is deteriorating and natural disasters occurred in China，Chinese economy has suffered adverse impacts. In this article，the primary indicators on the national economy have been forecasted and a judgment is made on the macroeconomic situation：China’s national economy growth will slow down in 2008，and China’s GDP growth will continually fall back but with a pretty high growth of around 9.3% in 2009. The author puts forward to stressing on promoting stable and pretty high development in economy for the current macroeconomic control，and seizing opportunities to change the economic development modes. Finally，the author proposes some policy advice such as implementing a moderately expanding fiscal policy，and flexible and prudent monetary policy to relieve and withstand the adverse external impacts，taking measures to expand the domestic demand and promoting the stable and pretty high development in economy.