随着2017年1月5日全国铁路实行新的火车时刻表,沪昆高铁最后一段即贵阳至昆明段开通运营,这意味着全长2266公里的沪昆高铁全线贯通,标志着中国高铁运营里程突破2万公里。从2008年的京津城际高铁到沪昆高铁,8年间我国高铁从无到有,再到如今的“公交化”密集运营,中国早期规划的“四纵四横”的高铁网已基本成形。按照最新发布的《中长期铁路网规划》,到2025年,我国铁路网规模将达 With the implementation of a new train schedule for the national railway on January 5, 2017, the last section of the Shanghai-Kunming high-speed rail line, that is, the section from Guiyang to Kunming, opened. This means that the Shanghai-Kunming High Speed ​​Rail with a total length of 2,266 km is fully connected, marking the milestone of China’s high- Break 20,000 kilometers. From 2008 Beijing-Tianjin inter-city high-speed rail to Shanghai-Kunming high-speed rail, 8 years of high-speed rail from scratch, and now the “bus ” intensive operation, China’s early planning Network has basically formed. According to the latest “long-term railway network planning”, by 2025, the scale of China’s rail network will reach