The positive factors of the world economic recovery increase in 2015：the US economy recovers steadily and is rising；the EU economy resurges after experiencing a brief but tortuous period；the Japanese economy regains recovery after digesting the negative effects of raising the consumption tax；the economic recovery situation of India and ASEAN expand；Africa’s economic vitality reappears while its Ebola outbreak was under control；the benefits of falling commodity prices outweigh the risks，which is conducive to world economic growth；governments are adopting loose monetary policy to support their economies and so on，all of which contribute to China’s export expansion by creating a better environment. The growth rate of China’s export is expected to rise 8.0 percent in 2015.In contrast，downward pressure on China’s economy will continue to mount in 2015. China targeted economic growth of approximately 7 percent in 2015，according to Premier Li Keqiang’s government work report. The practice of proactive fiscal policy and the insurance of investment in fixed assets are impressive and boosting confidence，while the prediction for the growth rate of the total retail sales of consumer goods tend to be a bit rosier. Under the premise of the implementation of looser policy by the Chinese central bank，China’s import is expected to grow at the rate of 4.9 percent in 2015 by our mathematical models analysis.