Abstract: With the growing international financial crisis on a serious blow to the world economy， China's economy has started to fall into the plight of a besieged on all The face of the status of crisis， the Government has drawn out the top ten as well as 4 trillion yuan two years of the program to stimulate the economy， which gradually began in all of China's largest investment and construction of the In this paper， the new State Department's "4000000000000" investment plans， from 4 trillion to the background and the pull of China's economic role in the country to deal with the economic crisis and domestic experience in large-scale investment for the potential risks and how to risk management
