Aircraft are seen during a preview of the 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show in Changchun, northeast China’s Jilin Province, Sept. 16, 2025. The 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show will be held on Sept. 19, 2025. (Xinhua/Tang Chengzhuo)
Aircraft are seen during a preview of the 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show in Changchun, northeast China’s Jilin Province, Sept. 16, 2025. The 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show will be held on Sept. 19, 2025. (Xinhua/Tang Chengzhuo)
Aircraft are seen during a preview of the 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show in Changchun, northeast China’s Jilin Province, Sept. 16, 2025. The 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show will be held on Sept. 19, 2025. (Xinhua/Tang Chengzhuo)
Aircraft are seen during a preview of the 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show in Changchun, northeast China’s Jilin Province, Sept. 16, 2025. The 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show will be held on Sept. 19, 2025. (Xinhua/Tang Chengzhuo)
Aircraft are seen during a preview of the 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show in Changchun, northeast China’s Jilin Province, Sept. 16, 2025. The 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show will be held on Sept. 19, 2025. (Xinhua/Tang Chengzhuo)
Visitors watch a flight demonstration during a preview of the 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show in Changchun, northeast China’s Jilin Province, Sept. 16, 2025. The 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show will be held on Sept. 19, 2025. (Xinhua/Tang Chengzhuo)
Visitors take photos during a preview of the 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show in Changchun, northeast China’s Jilin Province, Sept. 16, 2025. The 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show will be held on Sept. 19, 2025. (Xinhua/Tang Chengzhuo)
Aircraft are seen during a preview of the 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show in Changchun, northeast China’s Jilin Province, Sept. 16, 2025. The 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show will be held on Sept. 19, 2025. (Xinhua/Tang Chengzhuo)
An aircraft is seen during a preview of the 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show in Changchun, northeast China’s Jilin Province, Sept. 16, 2025. The 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show will be held on Sept. 19, 2025. (Xinhua/Tang Chengzhuo)
Aircraft are seen during a preview of the 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show in Changchun, northeast China’s Jilin Province, Sept. 16, 2025. The 2025 aviation open-day activities of the Chinese People’s Liberation Army Air Force and Changchun Air Show will be held on Sept. 19, 2025. (Xinhua/Tang Chengzhuo)
原文地址：http://en.people.cn/n3/2025/0917/c90000-20367107.html