Highlights of 2018 China int'l big data industry expo
    
        
    
      
    
      
    
        
          
          Xinhua |
          Updated: 2018-05-27 07:16
          
          
          
          
        


        
      
    
      
    
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   Visitors view a city internet safety operation center during the 2018 China international big data industry expo in Guiyang, Southwest China's Guizhou province, May 26, 2018. [Photo/Xinhua] 
 
     

     

        
    

        
        
      
    
        
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