A view of China's homegrown C919 passenger jets at a base in Pudong, Shanghai on Feb. 8, 2019. It's the first time three of the jets have been housed under the same roof. With a range of 4,075 kilometers, the C919 jet is comparable to the updated Airbus 320 and Boeing's new generation 737. (Photo/CCTV)

It's the first time three of the jets have been housed under the same roof. With a range of 4,075 kilometers, the C919 jet is comparable to the updated Airbus 320 and Boeing's new generation 737. (Photo/CCTV)

It's the first time three of the jets have been housed under the same roof. With a range of 4,075 kilometers, the C919 jet is comparable to the updated Airbus 320 and Boeing's new generation 737. (Photo/CCTV)

A view of China's homegrown C919 passenger jets at a base in Pudong, Shanghai on Feb. 8, 2019. It's the first time three of the jets have been housed under the same roof. With a range of 4,075 kilometers, the C919 jet is comparable to the updated Airbus 320 and Boeing's new generation 737. (Photo/CCTV)

A view of China's homegrown C919 passenger jets at a base in Pudong, Shanghai on Feb. 8, 2019. It's the first time three of the jets have been housed under the same roof. With a range of 4,075 kilometers, the C919 jet is comparable to the updated Airbus 320 and Boeing's new generation 737. (Photo/CCTV)