China is in the process of rapid economic development, the sustainable development of China's economy required china takes the road of the development of low carbon, the low carbon economy required the economic growth, such as high consumption, application of the grey related theory to the structure of energy production in the near nine years, found coal, crude oil, natural gas, new energy whose correlation to the total energy was 0.8735, 0.6083, 0.725], 0.7629. The results showed that China's economic development was based on coal, which was...