新华鲜报丨西延高铁开通！革命圣地延安迎来“高铁时代”

Core Viewpoint - The opening of the Xi'an-Yan'an high-speed railway marks a significant advancement in China's transportation infrastructure, reducing travel time and enhancing economic opportunities in the region [2][4]. Group 1: Railway Development - The Xi'an-Yan'an high-speed railway is a crucial part of China's "eight vertical and eight horizontal" high-speed rail network, with a total length of 299 kilometers and a design speed of 350 kilometers per hour [2]. - The railway construction faced significant challenges due to diverse geographical features, with a bridge-tunnel ratio of 91%, and innovative construction techniques were employed to ensure structural integrity [2]. Group 2: Economic Impact - The high-speed railway is expected to boost annual tourist reception in Yan'an to over 50 million, facilitating the transportation of local products like apples and Xiaomi goods [4]. - The development is anticipated to create opportunities for local enterprises, with the potential for a model where "research is in Xi'an and production is in Yan'an" [4]. Group 3: Technological Advancements - The railway features full 5G network coverage, enhancing passenger experience with smooth video streaming and live broadcasts [4]. - The average track quality index of the railway is reported to be 1.33mm, placing it at the forefront of domestic high-speed rail standards [2].