2009 is the most special year in the history of Chinese real estate market. The external environment for real estate development enterprises had been changed greatly during the whole year. In the fluctuation，the real estate development enterprises had generally adjusted their development strategy，back to the fast expansion temp. However，the experiences in 2008 had already told us that the prices could not rise forever. In a high fluctuating market，to find a balance between risk and profit and to insist the proper operation mode and product line have became the most important decision for real estate development enterprises after financial crisis.