Photo by Yin Liqin All parties sprinted together to escort C919 to welcome passengers to set sail. The world's first C919 passenger plane of China Eastern Airlines took off from Hongqiao Airport to Beijing. Photo by Yin Liqin During the verification flight, China Eastern Airlines will focus on the characteristics of the C919 model to ensure continuous progress in service, training and other aspects, and ensure that various tasks are completed with high standards.