Changchun Aviation Expo refreshes the Air Force's strongest lineup.

On the third day of the 2025 Air Force Aviation Open Day and Changchun Aviation Exhibition, the scale of this year's Air Force Aviation Open Day activities is larger, with a more diverse range of displays, achieving several "firsts" while showcasing the new achievements of the people's air force construction. The J-20 made its first appearance in a static display; the J-20 and KJ-500 teamed up for a flight demonstration for the first time; a bomber formation performed a flyover for the first time; and a new type of aviation engine made its first appearance.