In April 18th, the first flight of the C919 large aircraft was released and the jury was held at the China flying company flight test center. 25 experts from China Academy of Sciences, Academy of engineering, Chinese Chinese civil aviation bureau, AVIC, Chinese business flying units divided into aircraft group and crew of two professional groups, the C919 large passenger aircraft first flight technical review expert opinion, close the first flight before the plane ready, the flight crew and flight readiness security preparations were discussed, and the comprehensive consideration question. Zhang Yanzhong, chairman of the Chinese Academy of engineering and chairman of the Advisory Committee of experts on the large aircraft special committee of the State Council, served as chairman of the jury, and Li Wei, member of the Chinese Academy of Sciences, served as deputy director of the jury.

       After a rigorous review, the review committee agreed that the first aircraft C919 large passenger aircraft first flight flying through the review, to be completed after the high-speed taxiing tests, can choose to carry out the first flight. This is also in March 20th after the first flight technical review, C919 large passenger aircraft completed the first flight before the final assessment task.