Residents queue up to take nucleic acid tests Tuesday in Beijing’s Haidian district. Mass testing is underway across the capital’s 12 districts to detect Covid-19 cases. Photo: VCG

A medical worker performs a swab on a resident on a rainy Wednesday in Beijing’s Xicheng district. Photo: VCG

Medical workers conduct nucleic acid tests for residents of Zhongguancun in Haidian district Tuesday. Photo: Jade Gap/VCG

Residents stand in line at an office building to take nucleic acid tests in Dongcheng district Tuesday. Photo: VCG

Residents from Fengtai district register for nucleic acid tests Tuesday. The city reported 34 local Covid-19 cases that day. Photo: Ding Gang/Caixin

A supply of fresh produce is sold to residents in a locked down community in Chaoyang district Tuesday. The city added one Covid-19 high-risk zone and seven medium-risk zones that day. Photo: VCG

A man wearing a mask visits Yonghe Temple on Tuesday. The renowned Tibetan Buddhist temple in Beijing temporarily closed Wednesday due to Covid-19 control requirements. Photo: VCG

An employee works at the National Centre for the Performing Arts on Tuesday. Photo: VCG

The National Centre for the Performing Arts is temporarily closed from Tuesday to Saturday to adhere to Beijing’s Covid-19 control measures. Multiple cultural venues were also shut to curtail public gatherings. Photo: VCG