六大都市圈“建群”，长三角一体化如何形神兼备

Core Insights - The Long Triangle region's integration process has entered a new phase, shifting from hard connectivity of infrastructure to soft alignment of institutional rules, and from urban aggregation to urban circle integration [1][4][9] Group 1: Action Plan and Objectives - The newly issued action plan includes 30 specific tasks aimed at enhancing the integrated development level of the Yangtze River Delta urban agglomeration, focusing on "three focuses" and achieving "seven ones" [1][4] - The "seven ones" include building a cross-regional coordinated development "one group," creating an interconnected infrastructure "one network," fostering technological and industrial innovation "one chain," optimizing the market environment "one-stop service," promoting high-level open cooperation "one chess game," sharing ecological environment protection "one ruler," and facilitating convenient public services "one card" [4][5] Group 2: Economic Impact and Growth - The GDP of the Yangtze River Delta is projected to increase from 23.9% of the national total in 2018 to 24.6% in 2024, contributing approximately 26% of China's economic growth over six years [2] - The number of cities with a GDP exceeding one trillion has risen from six in 2018 to nine, accounting for one-third of the national total [2] Group 3: Infrastructure and Connectivity - Significant achievements have been made in infrastructure connectivity, with 16 "broken roads" completed since the signing of the cooperation framework agreement in 2018, and an expected investment of over 130 billion yuan in rail construction this year [2][4] - The establishment of a unified management company for intercity and regional railways marks a step towards enhanced operational efficiency [2] Group 4: Challenges and Barriers - Existing administrative barriers and institutional differences continue to hinder integrated development, affecting the free flow of resources and optimal allocation [2][6] - The action plan emphasizes the need for unified standards and mutual recognition in key areas such as food safety, environmental protection, and quality inspection to facilitate true urban integration [6][9] Group 5: International Comparisons and Future Outlook - The experience of international urban agglomerations like the Tokyo Metropolitan Area and the Rhine-Ruhr region provides valuable lessons, but the Yangtze River Delta's unique challenge lies in achieving deep integration without altering existing administrative divisions [7][10] - The action plan represents a pragmatic approach to reform, aiming to establish a model for urban integration that can be replicated across the region and contribute to the creation of world-class urban clusters [9][10]