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19th National Science and Technology Week starts 

      

      
 Source: Xinhua| 2019-05-20 07:47:25|Editor:  Liangyu 

      

            
      


      

      

      

      
    

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      #CHINA-TECHNOLOGY-WEEK (CN)
      

      A visitor participates in an electrical conduction experiment at the Binzhou Science and Technology Museum in Binzhou, east China's Shandong Province, May 19, 2019. The19th National Science and Technology Week is held from May 19 to 26. (Xinhua/Zhang Chunfeng) 
      

      

      

      


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