Aerial photo taken on Dec. 26, 2021 shows a view of Xi'an, northwest China's Shaanxi Province. Xi'an imposed closed-off management for communities and villages last Thursday to curb the spread of the latest COVID-19 resurgence. (Xinhua/Tao Ming)
A man picks up his daughter who leaves a venue of the postgraduate entrance exam in Xi'an, northwest China's Shaanxi Province, Dec. 26, 2021. Xi'an imposed closed-off management for communities and villages last Thursday to curb the spread of the latest COVID-19 resurgence. (Xinhua/Tao Ming)
Citizens buy vegetables at a supermarket in Xi'an, northwest China's Shaanxi Province, Dec. 26, 2021. Xi'an imposed closed-off management for communities and villages last Thursday to curb the spread of the latest COVID-19 resurgence. (Xinhua/Tao Ming)
Examinees leave a venue of the postgraduate entrance exam at Xi'an University of Technology in Xi'an, northwest China's Shaanxi Province, Dec. 26, 2021. Xi'an imposed closed-off management for communities and villages last Thursday to curb the spread of the latest COVID-19 resurgence. (Xinhua/Tao Ming)
A deliveryman sends goods in Xi'an, northwest China's Shaanxi Province, Dec. 26, 2021. Xi'an imposed closed-off management for communities and villages last Thursday to curb the spread of the latest COVID-19 resurgence. (Xinhua/Tao Ming)
A deliveryman prepares to collect goods in Xi'an, northwest China's Shaanxi Province, Dec. 26, 2021. Xi'an imposed closed-off management for communities and villages last Thursday to curb the spread of the latest COVID-19 resurgence. (Xinhua/Tao Ming)
Citizens buy vegetables and fruits at a supermarket in Xi'an, northwest China's Shaanxi Province, Dec. 26, 2021. Xi'an imposed closed-off management for communities and villages last Thursday to curb the spread of the latest COVID-19 resurgence. (Xinhua/Tao Ming)