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flag China's high-speed rail runs reliably in -40°C winters using cold-resistant tech, moving over 510 million passengers during 2025 Spring Festival.

flag China's high-speed rail network continues operating reliably in extreme winter conditions, with temperatures as low as -40°C, thanks to advanced cold-resistant technologies. flag Trains like the Fuxing CR400BF-GS feature insulated bodies, heated pipelines, and intelligent climate control to maintain passenger comfort. flag Specialized designs prevent snow and ice buildup, while heating systems protect critical components. flag The network handled over 510 million passengers during the 2025 Spring Festival rush, underscoring its vital role in China’s transportation infrastructure.

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