https://www.reuters.com/business/aerospace-defense/china-southern-airlines-places-order-40-airbus-jets-2022-09-22/

https://www.reuters.com/business/aerospace-defense/china-southern-airlines-buy-96-airbus-a320neo-jets-2022-07-01/

https://interestingengineering.com/transportation/china-airliner-c919-commercial-flight

https://www.reuters.com/business/aerospace-defense/boeing-taiwans-china-airlines-finalize-787-order-2022-09-28/

https://www.scmp.com/economy/china-economy/article/3192467/boeings-china-orders-likely-be-affected-home-grown-c919