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


        
      
    
      
    
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   A child tries out a game with augmented reality technology during the China International Big Data Industry Expo 2019 in Guiyang, Guizhou province, on May 26, 2019. [Photo/IC] 
 
     

     

        
    

        
        
      
    
        
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