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chinese underground tunnels

The underground great steel wall of China
Defense World | Asia

The underground great steel wall of China

ByGlobal Defense Analysis news desk January 4, 2021August 8, 2021

China’s “Underground Great Steel Wall” could guarantee the security of the country’s strategic arsenal, against potential attacks, including those from future hypersonic weapons…

Read More The underground great steel wall of ChinaContinue

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