C919 AC105 took off from Shanghai Pudong International Airport at 10 o'clock on October 24th, 2019, and returned and landed at 11:37 after completing a number of test points and initial control inspections of various aircraft systems during a flight of 1 hour and 37 minutes, successfully completing its first flight test.

The crew performing this flight test consists of Test Pilots Cai Jun, Nie Fei and Zou Lixue, and Flight Test Engineers Mi Yi and Wang Jiayi.

AC105 is the fifth C919 flight test aircraft, which mainly undertakes the flight tests in special weather conditions such as high temperature and extreme cold, and the flight tests related to environment control, electrical power and whole-aircraft drainage.

So far, Commercial Aircraft Corporation of China, Ltd. (COMAC) has put five aircraft into flight test, among which AC101, AC102, AC103 and AC104 have carried out flight test in Yanliang of Xi'an, Dongying of Shandong and Nanchang of Jiangxi, and the static tests and other ground verification tests are in steady progress.