In 2010，the global economy has gotten rid of the depression and entered into a period where economy comparatively grows slow and unstable. In the mean time，economy recovery shows quite difference in different agent. High unemployment and high debt problem of developed economies is still one of main challenges in the process of the economic recovery. Rapid growth of international trade and investment and its sustainability is still a problem. The world economy in 2011 will more likely continue to maintain the slow and imbalance，unstable growth.