The ancient city with a population of 13 million people has conducted several rounds of mass nucleic acid testing and implemented 12 days of strict anti-COVID-19 measures, with the number of new locally transmitted COVID-19 cases in the double digits for two consecutive days.

Xi'an logged 95 locally transmitted COVID-19 cases on Monday, and it has registered a total of 1,758 local cases since Dec. 9.

People line up for nucleic acid test at a mobile testing site in Xincheng District of Xi'an, northwest China's Shaanxi Province, Jan. 2, 2022.(Photo: Xinhua)

A kid receives nucleic acid test at a testing site in Xincheng District of Xi'an, northwest China's Shaanxi Province, Jan. 4, 2022.(Photo: Xinhua)

A resident receives nucleic acid test at a testing site in Xincheng District of Xi'an, northwest China's Shaanxi Province, Jan. 4, 2022.(Photo: Xinhua)

A medical worker collects swab sample from a citizen for nucleic acid testing at a mobile testing site in Xincheng District of Xi'an, northwest China's Shaanxi Province, Jan. 2, 2022.(Photo: Xinhua)