Abstract: Both of the common prosperity and the shared development are people-centered, unified at the great cause of socialism with Chinese characteristics. However, their emphases are different. The common prosperity is the essence of socialism; it contains the long-term goals of socialism. The shared development is an advantage of socialism. It is a route head to common prosperity. Both of common prosperity and the shared development should be led by the Party, should be guaranteed by socialism, and should aim to the promotion of human’s all-round development. Finally, we’ll make people share the achievements of economic developments and realize common prosperity gradually.