Advanced technologies on display at digital expo

        

      

      

        
          
          chinadaily.com.cn |
          Updated: 2019-10-12 10:22
          
          
          
          
        


        
      

      

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   People watch a 5G driverless sweeping vehicle at the China International Digital Economy Expo in Shijiazhuang, North China's Hebei province, Oct 11, 2019. [Photo/Xinhua] 
 
 

 

        


        
        
      

        
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