A PGZ-04 self-propelled anti-aircraft vehicle attached to an air defense element of a brigade under the Chinese PLA 76th Group Army opens fire during a live-fire training exercise on April 1, 2026. (Photo: eng.chinamil.com.cn)

A PGZ-04 self-propelled anti-aircraft vehicle attached to an air defense element of a brigade under the Chinese PLA 76th Group Army opens fire during a live-fire training exercise on April 1, 2026. (Photo: eng.chinamil.com.cn)

A PGZ-04 self-propelled anti-aircraft vehicle attached to an air defense element of a brigade under the Chinese PLA 76th Group Army opens fire during a live-fire training exercise on April 1, 2026. (Photo: eng.chinamil.com.cn)