People encouraged to line up with a distance of at least 1 meter at airport in Xi'an

Passengers line up at a certain distance before the security check at the Terminal 3 of Xianyang International Airport in Xi'an, northwest China's Shaanxi Province, Feb. 12, 2020. People are encouraged to line up with a distance of at least one meter with each other in recent days as a measure to prevent and control the epidemic. (Xinhua/Shao Rui)