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    First high-speed train operating in mountains offers 4G coverage
    

    By Jin Dan | chinadaily.com.cn | Updated:  2017-11-09 11:32
    



    



    

    


    
First high-speed train operating in mountains offers 4G coverage

    


    


    A photo taken on Nov 8 shows telecom cables on Xi'an-Chengdu high-speed railway track in Qinling Mountains tunnel. [Photo/Chinanews.com]
    
    		

    
    

    

    


    

    

    




    

    

    




    

    


 

    


    


 

    

    


    
 


    


    

    



    


    

    






















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