tren olenpik
The Olympic train has a series of intelligent services such as self-service ticket purchase, "face-swiping" entry, itinerary planning, in-station navigation, and full WIFI coverage. For example, setting up doping testing area, ice and snow sports equipment storage area, etc., makes Beijing-Zhangjiakou high-speed railway a real "Olympic train"; in the special box for media, media reporters can watch 5G high-definition live events in real time through smart display screens, and use WIFI signals at any time. Send relevant manuscripts.
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