Based on the data of social development of 11 provinces and cities in the Yangtze River economic belt since 2010，this report focuses on the development status of various social and livelihood dimensions such as population development，people’s life，public services，science，technology and culture，employment，pension and social security，and summarizes the main problems on the ground. While clarifying the development context and summing up the basic characteristics，taking the problem as the guide，excavate the pain points and explore ideas，so as to further promote the coordinated economic and social development of the whole basin，build a high-quality social undertakings development cluster area，and provide reference for promoting the realization of the development goal of common prosperity.