World AI conference kicks off in Shanghai

        

      

      

        
          
          chinadaily.com.cn |
          Updated: 2019-08-30 13:38
          
          
          
          
        


        
      

      

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   Bicycle-sharing company Hellobike shows its adaptive Bluetooth electronic fence technology in Shanghai, Aug 29, 2019. [Photo by Gao Erqiang/chinadaily.com.cn] 
 
 

 

        


        
        
      

        
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