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SHANGHAI, Aug. 1 (Xinhua) -- A fourth prototype of China's large passenger jet C919 completed its maiden flight at an airport in Shanghai on Thursday morning.
The domestic jet took off at around 5:32 a.m. from Shanghai Pudong International Airport, and the flight lasted around 1 hour and 25 minutes.
The fourth prototype is mainly undertaking tests covering the avionics system, taking-off and landing performance, automatic flight system and performance in icy conditions.
So far, four C919 prototypes have completed their maiden flights, while two more prototypes are scheduled to have their first flight later in the second half of 2019, according to the Commercial Aircraft Corporation of China.
