Arrays of aircraft are parked near the boarding bridges at Wuhan Tianhe International Airport, on Jan 28, 2020. Between Jan 23 and Jan 29, a total of 155 aircraft took off from the airport, sending 4,895 medical personnel and 268.2 tons of aid materials to regions in Hubei province to support the nation's battle against the novel coronavirus. (Photos: Yuan Zheng/for chinadaily.com.cn)

A worker helps load aid materials onto a cargo plane of China Postal Airlines at the Wuhan Tianhe International Airport in Wuhan, Hubei province, on Jan 29, 2020.

Workers are told to take protective measures such as wearing face masks at the Wuhan Tianhe International Airport in Wuhan, Hubei province, on Jan 29, 2020.

A worker helps load aid materials onto a cargo plane of China Postal Airlines at the Wuhan Tianhe International Airport in Wuhan, Hubei province, on Jan 29, 2020.

An aerial view of the Wuhan Tianhe International Airport. on Jan 29, 2020.

A front view of the Wuhan Tianhe International Airport on Jan 29, 2020.