何为首都都市圈？

Core Viewpoint - The "Modern Capital Urban Circle Spatial Coordination Plan (2023-2035)" has been released, marking the first urban circle plan approved by the Central Committee of the Communist Party of China and the State Council, aimed at establishing a world-class urban circle centered around the capital by 2050 [1] Group 1: Spatial Structure and Development Goals - The plan outlines a spatial structure of approximately 42,000 square kilometers for the capital urban circle, proposing a framework of "one core, two wings, dual cities, multiple points, dual corridors, and multiple circles" [1] - By 2035, the modern capital urban circle framework is expected to be basically formed, with full completion aimed for 2050, serving as a model for Chinese-style modernization [1] Group 2: Commuting and Functional Circles - The commuting circle emphasizes the coordination of residence and work, covering the entire Beijing area and 12 surrounding districts, totaling about 27,000 square kilometers, promoting integrated development [2] - The functional circle focuses on enhancing the integration of Beijing's central urban area with its sub-center, as well as the collaboration between Tianjin and Hebei's Xiong'an New Area, aiming to cultivate an innovation triangle in the region [2] Group 3: Industrial Collaboration and Open Development - The industrial collaboration circle aims to promote mutual advantages and coordinated development among cities in the Beijing-Tianjin-Hebei region, fostering urban-rural integration and facilitating the flow of resources [3] - The planning process involved extensive expert consultations and field research, incorporating over 800 suggestions from various governmental and local entities, resulting in more than 1,200 modifications to the text [3]