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Highlights of Smart China Expo in Chongqing 

      

      
 Source: Xinhua| 2019-08-27 20:24:40|Editor:  Li Xia 

      

            
      


      

      

      

      
    

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      CHINA-CHONGQING-SMART CHINA EXPO (CN)
      

      Robotic arms play a piano during the 2019 Smart China Expo in southwest China's Chongqing Municipality, Aug. 27, 2019. The 2019 Smart China Expo kicked off Monday in Chongqing. (Xinhua/Tang Yi) 
      

      

      

      


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