The introduction of the Chinese COMAC regional C909 (formerly ARJ21) and narrowbody C919 airliner (a Boeing 737 and Airbus A321 competitor) is changing the dynamics of the Asian commercial aviation market. There is now a third option for narrow-bodied aircraft (or a fourth option counting Embraer's E-jets ). The COMAC C919 has a 158-192 seating capacity and entered service in 2023 with China Eastern Airlines . So now, what are the airplanemaker's shares and expected future in Asia? While Airbus and Boeing are likely to continue to dominate in many Asia-Pacific countries for years to come, the COMAC is disrupting...