Tech shines at fair for trade in services

        

      

      

        
          
          chinadaily.com.cn |
          Updated: 2020-09-08 11:24
          
          
          
          
        


        
      

      

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   A visitor interacts with a robot which can serve ping pong balls at the service robots exhibition area of the 2020 China International Fair for Trade in Services in Beijing on Sept 7, 2020. [Photo/Xinhua] 
 
 

 

        


        
        
      

        
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