Sappers assigned to a regiment under the Chinese PLA 21st Group Army uses mine detectors to scan landmines during the first training exercise in 2017 on Jan. 3. (81.cn/Yuan Hongyan)
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Sappers assigned to a regiment under the Chinese PLA 21st Group Army uses mine detectors to scan landmines during the first training exercise in 2017 on Jan. 3. (81.cn/Yuan Hongyan)
