An HQ-16 medium-range air-defense missile system attached to a surface-to-air missile detachment of an air-defense brigade under the PLA 78th Group Army fires a surface-to-air missile at a mock aerial target during a live-fire training exercise near the Bohai Bay on September 13, 2018. (eng.chinamil.com.cn/Photo by Zhang Bian, Wu Zhenyu and Yang Donglong)
