Integrated Development of the Yangtze River Delta Region: Status, Problems and Optimization

The Yangtze River Delta region is a region with one of the highest degrees of regional integrations in China, and the prosperous growth of this area has a significant bearing on China’s economic progress. In recent years, China’s development has faced drastic changes in the global development environment in the general environment of reverse globalization and post-epidemic era, in this regard, China has put forward the development strategy of internal and external double circulation based on the domestic grand circulation, which further requires the rapid development of regional integration to reduce the barriers to factor flow within the existing domestic administrative regions and promote the formation of a large market; promote the contraction and restructuring of industrial chains and supply chains to enhance their security and adaptability in the face of environmental changes. This paper concludes the development and current problems of regional integration in the Yangtze River Delta, including the inadequate oversight and appraisal mechanisms and guarantees mechanisms for interregional cooperation, the lack of integration of dual chains, the urgent need to enhance the construction of ecofriendly ecological sustainability, and a proposal.