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          Innovative technologies shine at Big Data Expo
          
        
          
      
          
      
          
        
          
          chinadaily.com.cn |
          Updated: 2021-05-27 13:55
          
          
          
          
        


        
      
          
      
          
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   A visitor drives a virtual vehicle to experience green transportation at the China International Big Data Expo in Guiyang, Southwest China's Guizhou province, on May 26, 2021. [Photo/Xinhua] 
 
           

           

          
        
          

        
        
      
          
        
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