First high-speed train operating in mountains offers 4G coverage
Sci-Tech
Xi'an-Chengdu high-speed railway becomes the first train operating in mountains to be covered with 4G network.
Chinadaily丨Updated: November 9, 2017
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A railway staff member shows the equipment used for telecommunication on Xi'an-Chengdu high-speed railway line in Qinling Mountains tunnel. [Photo/Chinanews.com]
