This book aims to reveal the dynamic mechanism of China's economic system innovation. It measures the efficiency of China?s economic growth under the New Normal with the tools of DEA, SFA, and PCA. The book analyzes the contribution of capital, labor, and productivity to China's economic growth by Solow residual value method and the power source of China's economic development under the New Normal. In this book, it adopts the vertical integration of logical thinking, combined with the horizontal diversification of topics, to show a brand-new research method.