On July 31, air force spokesman Shen Jinke introduced at the press conference of the air force aviation opening activities and Changchun air show that recently, the air force oil transport-20 and j-16 aircraft carried out sea direction air refueling training, improving the level of practical training. Yunyou-20 aircraft is a new generation of aerial refueling equipment in China, which can effectively enhance the long-range mobility of aviation forces and undertake the same aerial delivery tasks as yun-20 aircraft. The 2022 Air Force Aviation opening activity and Changchun air show is planned to be held in Changchun, Jilin Province from August 26 to 30, to show the construction and development achievements of the air force in the "ten years of striving to build a strong army and fly vigorously". At that time, the air force will select major equipment in active service to participate in the air flight display and ground static display, and the system will display the construction of equipment such as air combat, ground air defense, early warning detection, air drop and airborne landing. (air force oil transportation-20 and j-16 aircraft carry out sea direction air refueling training (data photo)) (Xinhua News Agency)