Generally, yes. Truly Roaming provides 4G/5G connectivity while traveling on China's Gaotie between major cities like Beijing and Shanghai. This allows you to work or stream during your journey. However, be aware that the signal may frequently cut out when the train passes through longer tunnels or mountainous regions, so plan for brief interruptions.
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Does Truly Roaming function on China's High-Speed Trains (Gaotie)?
Updated April 22, 2026
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