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          Big Data Expo opens
          

          


          chinadaily.com.cn    |     2017-05-25 17:12
    



 


          


          

          


          



          

          

          


          
Big Data Expo opens

          


          


          Visitors interact with a VR camera at the big data expo in Guiyang, Southwest China's Guizhou province on May 25, 2017. By waving their hands, users can change the photo's background. [Photo by Zhang Jie/chinadaily.com.cn]
          
          		

          
          

          

          

          


          

          

          




          

          

          




          



          


          

          


          

          


          

          

          


          

          


          

          

          



          

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