Helicopters of Fenglei aerobatic team of the Chinese People's Liberation Army (PLA) perform during the 7th China Helicopter Exposition in north China's Tianjin Municipality, Oct. 18, 2025. The exposition opens to the general public on Saturday. (Xinhua/Zhang Yongjin)

A helicopter of Fenglei aerobatic team of the Chinese People's Liberation Army (PLA) performs during the 7th China Helicopter Exposition in north China's Tianjin Municipality, Oct. 18, 2025. The exposition opens to the general public on Saturday. (Xinhua/Liu Fang)

A helicopter of Fenglei aerobatic team of the Chinese People's Liberation Army (PLA) performs during the 7th China Helicopter Exposition in north China's Tianjin Municipality, Oct. 18, 2025. The exposition opens to the general public on Saturday. (Xinhua/Liu Fang)

A helicopter of Fenglei aerobatic team of the Chinese People's Liberation Army (PLA) performs during the 7th China Helicopter Exposition in north China's Tianjin Municipality, Oct. 18, 2025. The exposition opens to the general public on Saturday. (Xinhua/Zhang Yongjin)

A helicopter of Fenglei aerobatic team of the Chinese People's Liberation Army (PLA) performs during the 7th China Helicopter Exposition in north China's Tianjin Municipality, Oct. 18, 2025. The exposition opens to the general public on Saturday. (Xinhua/Li Jie)

Helicopters of Fenglei aerobatic team of the Chinese People's Liberation Army (PLA) perform during the 7th China Helicopter Exposition in north China's Tianjin Municipality, Oct. 18, 2025. The exposition opens to the general public on Saturday. (Xinhua/Li Jie)

Helicopters of Fenglei aerobatic team of the Chinese People's Liberation Army (PLA) perform during the 7th China Helicopter Exposition in north China's Tianjin Municipality, Oct. 18, 2025. The exposition opens to the general public on Saturday. (Xinhua/Zhang Yongjin)

A helicopter of Fenglei aerobatic team of the Chinese People's Liberation Army (PLA) performs during the 7th China Helicopter Exposition in north China's Tianjin Municipality, Oct. 18, 2025. The exposition opens to the general public on Saturday. (Xinhua/Zhang Yongjin)

Helicopters of Fenglei aerobatic team of the Chinese People's Liberation Army (PLA) perform during the 7th China Helicopter Exposition in north China's Tianjin Municipality, Oct. 18, 2025. The exposition opens to the general public on Saturday. (Xinhua/Li Jie)

Helicopters of Fenglei aerobatic team of the Chinese People's Liberation Army (PLA) perform during the 7th China Helicopter Exposition in north China's Tianjin Municipality, Oct. 18, 2025. The exposition opens to the general public on Saturday. (Xinhua/Liu Fang)

A helicopter of Fenglei aerobatic team of the Chinese People's Liberation Army (PLA) performs during the 7th China Helicopter Exposition in north China's Tianjin Municipality, Oct. 18, 2025. The exposition opens to the general public on Saturday. (Xinhua/Li Jie)

Helicopters of Fenglei aerobatic team of the Chinese People's Liberation Army (PLA) perform during the 7th China Helicopter Exposition in north China's Tianjin Municipality, Oct. 18, 2025. The exposition opens to the general public on Saturday. (Xinhua/Zhang Yongjin)

Helicopters of Fenglei aerobatic team of the Chinese People's Liberation Army (PLA) perform during the 7th China Helicopter Exposition in north China's Tianjin Municipality, Oct. 18, 2025. The exposition opens to the general public on Saturday. (Xinhua/Li Jie)

A helicopter of Fenglei aerobatic team of the Chinese People's Liberation Army (PLA) performs during the 7th China Helicopter Exposition in north China's Tianjin Municipality, Oct. 18, 2025. The exposition opens to the general public on Saturday. (Xinhua/Li Jie)

Helicopters of Fenglei aerobatic team of the Chinese People's Liberation Army (PLA) perform during the 7th China Helicopter Exposition in north China's Tianjin Municipality, Oct. 18, 2025. The exposition opens to the general public on Saturday. (Xinhua/Zhang Yongjin)

A helicopter of Fenglei aerobatic team of the Chinese People's Liberation Army (PLA) performs during the 7th China Helicopter Exposition in north China's Tianjin Municipality, Oct. 18, 2025. The exposition opens to the general public on Saturday. (Xinhua/Zhang Yongjin)