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Video
11:39, 06-Jan-2022
The three tech 'firsts' of the Winter Olympics 5G Express
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The 2022 Winter Olympics are just around the corner. China unveils an upgraded smart bullet train, specially designed and remolded for the Games and covered with 5G signals. It runs between the two competition zones of Beijing and Zhangjiakou and sees many tech "firsts." Our reporter Yang Xinmeng is on the train.
