The fifth prototype of Comac C919 narrow-body twinjet airliner developed by Chinese aerospace manufacturer COMAC has successfully completing its 1st test flight on 24 Oct 2019. The fifth prototype AC105 departed Shanghai Pudong Airport at 10:00AM LT on Thursday, and successfully completed its 1st test mission. During the 1hr and 37mins test flight, several test points were completed and initial operation checks of each system were done. The first four prototypes of C919 have carried out test flights in various locations in China. C919 programme was launched in 2008, production of the prototype began in December 2011, rolled out the first aircraft on 2 November 2015 and the made the maiden flight on 5 May 2017. Powered by either CFM International LEAP or ACAE CJ-1000A turbofan engines, and be able to carry 156 to 168 passengers in a normal operating configuration with a range up to 5,555 km (3000 nmi) The C919 is intended to compete primarily with the Boeing 737 MAX and Airbus A320neo jets. Comac has 1008 commitments including 305 firm orders, mostly from Chinese leasing companies or airlines, with the exception of GE.