Fastest Bullet Train in the World in Track Trials Now in China - CleanTechnica

Source: cleantechnica
Author: @cleantechnica
Published: 10/22/2025
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Read original articleChina is currently testing the CR450, touted as the world’s fastest electric multiple unit (EMU) bullet train, on the Shanghai–Chongqing–Chengdu high-speed rail line. The train has achieved a top speed of 450 km/h (280 mph) during rigorous testing since its prototype launch late last year. Before entering commercial service, it must complete 600,000 kilometers of successful operation. The CR450 surpasses previous high-speed trains through advanced aerodynamic and structural improvements, including a lengthened 15-meter nose cone to reduce drag, fully enclosed bogies, lowered skirt panels, a 20-centimeter reduction in height, and a 50-tonne weight reduction, collectively cutting overall resistance by 22%.
In addition to its top speed, the CR450 boasts rapid acceleration, reaching 350 km/h in just 4 minutes and 40 seconds. This development highlights China’s continued leadership in cleantech and high-speed rail innovation, contrasting with slower progress in countries like
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energyhigh-speed-trainsaerodynamicsstructural-materialselectric-multiple-unittransportation-technologyclean-technology