2025年，多条新线开通，哪一条经过你的家乡？

Core Viewpoint - The article highlights the expansion of China's high-speed rail network, projecting that by 2025, the operational mileage will exceed 50,000 kilometers, significantly enhancing connectivity and promoting economic development across various regions [1]. Group 1: New High-Speed Rail Lines - The Chongqing to Qianjiang segment will strengthen the connection between the Chengdu-Chongqing economic circle and the Chang-Zhu-Tan urban agglomeration, injecting strong momentum into the socio-economic development along the route [3]. - The Shenyang to Baihe segment, part of the Shenjia high-speed rail, aims to promote comprehensive revitalization in Northeast China and boost tourism resource development along the line [6][7]. - The Xiangyang East to Jingmen West line will further improve the high-speed rail network layout in the western Hubei region, facilitating high-quality development in the middle reaches of the Yangtze River [10][11]. Group 2: Specific Line Details - The Chongqing to Changsha line spans 242 kilometers with a design speed of 350 km/h, achieving a fastest travel time of 5 hours and 3 minutes [5]. - The Beijing Chaoyang to Changbai Mountain line covers 430 kilometers, also designed for 350 km/h, with a travel time of 4 hours [8]. - The Nanning to Pingxiang East line, supporting the development of border ethnic areas, is 19 kilometers long with a design speed of 250 km/h, allowing for a travel time of 1 hour and 15 minutes [16][17]. Group 3: Regional Economic Impact - The Baotou to Huinong line, spanning 422 kilometers, is expected to promote high-quality development in the Yellow River basin and support the implementation of the new era's western development strategy [23][25]. - The Hangzhou West to Quzhou West line, part of the Yangtze River economic belt, will enhance regional connectivity and facilitate integrated development in the Yangtze River Delta [26][28]. - The Hefei to Suxian line will further improve the regional road network structure, promoting high-quality development in the Yangtze River Economic Belt and the Yangtze River Delta integration [39][41]. Group 4: Overall Network Development - The "Eight Vertical and Eight Horizontal" high-speed rail network is becoming more integrated, with new lines extending and new stations being established, contributing to a dynamic and prosperous China where people and goods can move freely [42].