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    Railway line for Beijing 2022 Winter Olympics begins operation 
    

    
Source: Xinhua|
Published: 2020-12-02

    

      
    
             
    
        
    
        
    
          
        
    
      
    
      
    
      

      
    
      
    
                        
    The Yanqing line of the Beijing-Zhangjiakou high-speed railway, a key transportation project for the 2022 Beijing Winter Olympics, was officially put into operation on Tuesday.?
    
 
            
      
    

    

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