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          Big data industry expo opens in Guiyang
          
        
          
      
          
      
          
        
          
          chinadaily.com.cn |
          Updated: 2019-05-27 10:43
          
          
          
          
        


        
      
          
      
          
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   A visitor operates an excavator by a remote control system via 5G technology during the China International Big Data Industry Expo 2019 in Guiyang, Guizhou province, on May 26, 2019. [Photo/Xinhua] 
 
           

           

          
        
          

        
        
      
          
        
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