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      Coal mines in China's Shanxi Province covered by 5G network 
      

      
Source: Xinhua|
Published: 2021-05-13

      

      
      
             
      
        
      
        
      
          
        
      
      
      
      
      
      

      
      
      
      
                        
      China's coal-rich Shanxi Province has installed first 5G network in coal mine in order to promote mining safety.
      
 
            
      
      

      

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