A C909 jetliner of an Indonesian airline lands at Shanghai Pudong International Airport in Shanghai, east China, May 8, 2025. Saturday marks the ninth anniversary of the commercial operation of China's domestically developed regional jetliner C909. So far, 166 C909 aircraft have been delivered, which have handled over 24 million passenger trips. (Photo by Xu Bingnan/Xinhua)

A C909 jetliner of the China Eastern Airlines takes off at Shanghai Pudong International Airport in Shanghai, east China, April 15, 2025. Saturday marks the ninth anniversary of the commercial operation of China's domestically developed regional jetliner C909. So far, 166 C909 aircraft have been delivered, which have handled over 24 million passenger trips. (Photo by Xu Bingnan/Xinhua)

A C909 jetliner (front) of the China Southern Airlines lands at Shanghai Pudong International Airport in Shanghai, east China, April 15, 2025. Saturday marks the ninth anniversary of the commercial operation of China's domestically developed regional jetliner C909. So far, 166 C909 aircraft have been delivered, which have handled over 24 million passenger trips. (Photo by Xu Bingnan/Xinhua)

A C909 jetliner is parked at Lhasa Gonggar International Airport in Lhasa, southwest China's Xizang Autonomous Region, Sept. 21, 2024. Saturday marks the ninth anniversary of the commercial operation of China's domestically developed regional jetliner C909. So far, 166 C909 aircraft have been delivered, which have handled over 24 million passenger trips. (Xinhua/Ding Ting)

This file photo taken on June 28, 2016 shows the first C909 jetliner beginning commercial operation at Chengdu Shuangliu International Airport in Chengdu, southwest China's Sichuan Province,. Saturday marks the ninth anniversary of the commercial operation of China's domestically developed regional jetliner C909. So far, 166 C909 aircraft have been delivered, which have handled over 24 million passenger trips. (Xinhua/Ding Ting)

A C909 jetliner lands at Con Dao Airport, Vietnam, April 19, 2025. Two C909 aircraft, wet leased by Chengdu Airlines to Vietnam's Vietjet Air, began service on April 19, 2025. Saturday marks the ninth anniversary of the commercial operation of China's domestically developed regional jetliner C909. So far, 166 C909 aircraft have been delivered, which have handled over 24 million passenger trips. (Xinhua)