C919 AC103 flew to Yanliang, Xi'an for a new phase of flight test on July 26th, 2019. At present, Commercial Aircraft Corporation of China, Ltd. (COMAC) has put three C919 aircraft into flight test in different places such as Pudong of Shanghai, Yanliang of Xi'an, Dongying of Shandong, and Nanchang of Jiangxi.

C919 AC103 took off from Shanghai Pudong International Airport at 6:32 in the morning of July 26th, and landed smoothly at the airport of Chinese Flight Test Establishment (CFTE) in Yanliang at 9:11 after a flight of 2 hours and 39 minutes. Crew members of this flight test include Test Pilots Zou Lixue, Zhang Jianwei and Cai Jun, and Flight Test Engineers Huang Zhenyu and Li Chang.

C919 AC103 has completed its maiden flight at Shanghai Pudong International Airport successfully on December 28th, 2018. After a series of heavy test and modification tasks, C919 AC103 will fly to Yanliang, and will subsequently carry out the flight tests such as flutter flight test, airspeed calibration flight test, load flight test, control stability flight test and performance flight test.