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The Great Wall mystery solved

By Li Yingxue | China Daily | Updated: 2020-05-13 07:59
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Another team leader, Song Zhuangzhuang (second from right), discusses a design with his colleagues.[Photo provided to China Daily]

"The Great Wall spreads across 15 provinces, municipalities and autonomous regions in China," Hou says.

"We hope the book can help readers understand more about the Great Wall and raise awareness to protect it."

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