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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
China to land on Mars in 2021 despite challenges

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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