破解省内发展不平衡，中西部第一大省要用新手段

Core Insights - The "15th Five-Year" plan for Sichuan aims to address regional development imbalances and enhance high-quality growth through new policy approaches [1][2] - Sichuan will focus on strengthening the provincial economic sub-centers and promoting regional collaborative development via river and corridor economies [1][3] Group 1: Development Strategies - The plan emphasizes "core leadership" by enhancing Chengdu's development capabilities and promoting it as a model for new development concepts [2] - "Secondary support" involves building strong provincial economic sub-centers and regional cities to facilitate major productivity layouts and establish centers for healthcare, education, and innovation [2] - The strategy of "competitive development" aims to boost the vitality of various cities and promote economic growth in central Sichuan and the Anning River region [2] Group 2: Infrastructure and Connectivity - The "15th Five-Year" period will see the completion of key transportation projects, enhancing Sichuan's connectivity and facilitating efficient flow of resources and open markets [3] - Major railways and waterways, such as the Chengdu-Chongqing railway and the Yangtze River shipping routes, will improve regional economic ties and support the development of a multi-modal transport hub [3] - The plan aims to transform transportation corridors into economic corridors, optimizing the layout of population and industries along these routes [3]