Recently, Beijing officially issued the “Beijing’s “14th Five-Year Plan” Period Major Infrastructure Development Plan” to further improve the spatial structure and functional layout of infrastructure. The plan proposes that by 2025, the Beijing-Tianjin-Hebei urban agglomeration will initially build a 2-hour traffic circle and Beijing In the one-hour commuting circle in the metropolitan area, the total mileage of rail transit (including suburban railways) in the city reaches 1,600 kilometers, of which the operating mileage of suburban railways strives to reach 600 kilometers. At the same time, the proportion of 45-minute commuting trips in central Beijing will reach 60%.
Up to now, Beijing suburban railway city sub-center line (including west extension), Huaimi line, Tongmi line, etc. have been put into operation, a total of 4 suburban railway lines have been opened, the total mileage of suburban railway operation has reached 365 kilometers, and the travel speed of rail transit has been further improved, the scope of services has been further expanded, and the effect of corridor-type development has initially appeared.