Passengers at Wuchang Railway Station queue up as they wait to check in, in Wuhan, central China's Hubei province, on April 8, 2020, after the city lifted a 76-day lockdown to contain the spread of COVID-19 caused by a novel coronavirus. (ZHANG ZHENG / CHINA DAILY)

Train K81 pulls off Wuchang Railway Station in Wuhan, central China's Hubei province, on April 8, 2020. (FEI MAOHUA / XINHUA)

A mother and her child pose for a photo on the morning of April 8, 2020 with the Wuhan Railway Station in the background. In Wuhan, central China's Hubei province. (KE HAO / CHINA DAILY)

Passengers have their thumbs up as a car pulls away from a toll station in Wuhan, central China's Hubei province on the morning of April 8, 2020. (KE HAO / CHINA DAILY)

A crew member of China Eastern Airlines' MU2527, the first flight to leave Wuhan Tianhe International Airport on April 8, 2020, presents a gift of Hubei snacks to a passenger. (XU WEIWEI / CHINA DAILY)

Railway staff in masks and goggles are seen at the Wuhan Railway Station in Wuhan on the morning of April 8, 2020. (KE HAO / CHINA DAILY)

Ground crew of China Eastern Airlines wave goodbye to passengers at Wuhan Tianhe International Airport on April 8, 2020, in Wuhan, China. (ZHANG ZHENG / CHINA DAILY)