COMAC did not disclose the number of C929s that flag carrier Air China would purchase or planned delivery dates. It did say Hainan Airlines had placed a firm order for 60 C919 narrowbody jets and 40 C909s.

Colorful Guizhou Airlines has also signed a purchase agreement for 30 C909 planes, 20 of which were firm and the remainder provisional, it said.

State-controlled aerospace company AVIC unveiled a model of one the more unusual offerings: a spaceplane to carry cargo to China’s space station.