Economic growth is not only manifested as the expansion of the number of economies of scale, but also for the growth of quality improvement, is the expansion of quantity and quality of the unity. China's economic growth quality analysis of the comprehensive evaluation results show that since the transition of China's economic growth has been a certain degree of improvement in quality. However, China's economy in the scale of the total expansion at the same time, did not bring the quality of economic growth year on year increase, and in recent years this gap has increased significantly.