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China to land on Mars in 2021 despite challenges

      

      

        
          By Tan Xinyu | 
          chinadaily.com.cn |
          Updated: 2017-11-22 14:52
        
        
          
          
          
          
        

      



      

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A model of the Beidou satellite navigation system in the display hall at China Academy of Space Technology in Beijing, Nov 21, 2017. [Photo by Tan Xinyu/chinadaily.com.cn]
 
  
 
  

 

        
      


      
      

        
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