Photo shows that soldiers of Chinese special force take training on northwest China's Qinghai-Tibet Plateau. (Source: 81.cn)

Photo shows that soldiers of Chinese special force take training on northwest China's Qinghai-Tibet Plateau. (Source: 81.cn)

Photo shows that soldiers of Chinese special force take training on northwest China's Qinghai-Tibet Plateau. (Source: 81.cn)

Photo shows that soldiers of Chinese special force take training on northwest China's Qinghai-Tibet Plateau. (Source: 81.cn)

Photo shows that soldiers of Chinese special force have a dinner on northwest China's Qinghai-Tibet Plateau. (Source: 81.cn)

Photo shows that soldiers of Chinese special force take training on northwest China's Qinghai-Tibet Plateau. (Source: 81.cn)

Photo shows that soldiers of Chinese special force take training on northwest China's Qinghai-Tibet Plateau. (Source: 81.cn)

Photo shows that soldiers of Chinese special force take training on northwest China's Qinghai-Tibet Plateau. (Source: 81.cn)

Photo shows that soldiers of Chinese special force take training on northwest China's Qinghai-Tibet Plateau. (Source: 81.cn)

Photo shows that soldiers of Chinese special force take training on northwest China's Qinghai-Tibet Plateau. (Source: 81.cn)