沈白高铁织就振兴网 跑出时代“加速度”

Group 1 - The Shenyang-Jilin high-speed railway segment officially opened after over four years of construction, connecting five cities in Liaoning and Jilin provinces with a total length of 430 kilometers and a speed of 350 kilometers per hour, significantly reducing travel time between regions [1] - As of the end of last year, China's high-speed rail operating mileage exceeded 48,000 kilometers, covering 97% of cities with populations over 500,000, making it the country with the longest high-speed rail network in the world [1] - The 12th World High-Speed Rail Conference showcased the CR450 train model, which achieved a speed of 450 kilometers per hour, highlighting China's advancements in high-speed rail technology [1] Group 2 - Technological innovation is the core strength of China's railway sector, enabling it to lead global high-speed rail technology and drive high-quality development, with over 300 international standards established [2] - China Railway has invested over 10 billion yuan annually in research and development, enhancing its capabilities in high-speed train technology, including the development of an aerodynamic simulation model that improves efficiency [2] - The international business of China CRRC is expanding, with new orders expected to reach approximately 47.2 billion yuan in 2024, demonstrating the global reach of Chinese high-speed rail technology [2]