（来源：中国政府网） 新华社北京1月5日电 《中共中央关于制定国民经济和社会发展第十五个五年规划的建议》提出："加快 城市群一体化和都市圈同城化"。这是适应城镇化发展趋势、深入推进新型城镇化的必然要求，是促进 大中小城市和小城镇协调发展的关键依托，也是增强经济发展动能、推动高质量发展的重要途径。 城市群是城市发展到成熟阶段的高级空间组织形式，是人口大国城镇化的主要空间载体，也是我国新型 城镇化的主体形态。都市圈是城市群内部以超大特大城市或辐射带动功能强的大城市为中心、以1小时 通勤圈为基本范围的城镇化空间形态。党的二十大报告提出，以城市群、都市圈为依托构建大中小城市 协调发展格局。加快城市群一体化和都市圈同城化是落实党的二十大部署的关键举措，也是新时期优化 城镇化发展格局的内在要求。 经过多年努力，我国19个城市群常住人口占全国人口比重提升至75%左右，一批现代化都市圈有序培 育、初具形态。同时，我国城市群一体化和都市圈同城化仍面临一些突出问题。突出表现在：部分超大 特大城市功能过度集聚、中心城区人口密度偏高，大中城市功能不完善，小城市及县城集聚产业和人口 能力不足；城市群一体化和都市圈同城化机制仍待健全，产 ...

Group 1 - The core viewpoint of the article is the release of the "Opinions on Promoting High-Quality Urban Development," which outlines a roadmap for urban development in China, emphasizing the transformation of urban development methods and the enhancement of urban quality by 2030 and 2035 [1][2] - The "Opinions" set specific goals for urban development, including improving living quality, advancing green transformation, and enhancing governance levels, with a total of 23 specific tasks outlined [1][3] - Key tasks include promoting urban agglomeration integration, enhancing the competitiveness of mega cities, and improving the capacity of small and medium-sized cities and towns [1][3][5] Group 2 - The article highlights the need for a shift from rapid urban growth to steady growth, focusing on structural optimization and quality improvement, with an emphasis on the attractiveness of cities to retain and attract populations [4][5] - The "Opinions" stress the importance of enhancing the comprehensive competitiveness of mega cities by refining their core functions and controlling their scale, while also promoting innovation and technology [5][6] - The article discusses the activation of urban stock resource potential as a key aspect of fostering new urban development momentum, emphasizing the need for tailored strategies based on local conditions [7][8] Group 3 - The "Opinions" advocate for a sustainable urban construction and operation financing system, encouraging the participation of social capital in urban development projects to alleviate reliance on government funding [9][10] - The article points out the necessity of optimizing the management of existing urban resources, such as land and infrastructure, to enhance their efficiency and effectiveness in urban development [8][9] - It emphasizes the importance of establishing a collaborative mechanism for cross-regional cooperation to facilitate resource flow and functional complementarity among cities [6][7]