关于培育发展现代化都市圈的指导意见》(发改规划〔2019〕328号)、《关于推动都市圈市域(郊)铁路加快发展意见的通知》(国办函〔2020〕116号)等政策文件的相继发布，使我国都市圈现代化发展进入快车道，与此同时，也为都市圈轨道交通协同发展带来新的机遇。在“十四五”开局之年，统筹干线铁路网、城际铁路网、市域(郊)铁路网和城市轨道交通网的“四网融合”，坚持多网多制式协调发展，创新城市轨道交通协同发展理念，谋划都市圈轨道交通协同发展的重点任务，推动城市轨道交通行业高质量发展，努力开创都市圈轨道交通协同创新发展新局面。

The release of policies and regulations, such as Guidance on the cultivation and development of modern metropolitan area issued by the National Development and Reform Commission and Notice on promoting the development of metropolitan area urban (suburban) railway issued by the State Council, has pushed modernization of China’s metropolitan areas into the fast lane. Meanwhile, it has also brought new development opportunities for the collaborative development of metropolitan rail transit. In the first year of the 14th Five-Year Plan, In the opening year of the 14th Five-Year Plan, we need to coordinate the “integration of four networks”, namely, trunk railway network, intercity railway network, urban (suburban) railway network and urban rail transit network. We need to adhere to the coordinated development of multiple networks and multiple systems, innovate the concept of urban rail transit cooperative development, plan the key tasks of urban rail transit cooperative development in metropolitan areas, in an effort to promote the high-quality development of urban rail transit industry, and strive to create a new situation of urban rail transit cooperative and innovative development.

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