According to Air China, starting August 12, Air China will use the domestic aircraft C919 to operate the CA723/4 flight between Beijing and Ulaanbaatar. This is the first time that the C919 has carried out international commercial flights.

Zhitongcaijing · 3d ago
According to Air China, starting August 12, Air China will use the domestic aircraft C919 to operate the CA723/4 flight between Beijing and Ulaanbaatar. This is the first time that the C919 has carried out international commercial flights.