A volunteer wearing a raincoat asks residents to scan the QR code before taking Covid-19 tests at a testing point Wednesday in Harbin, Northeast China’s Heilongjiang province, where 11 local cases have been confirmed since Tuesday. Photo: VCG

A kid waits to take the Covid-19 test while reading a book at a testing point in Harbin on Wednesday. Photo: VCG

A net bar worker tapes a notice on the window, which reads the bar is temporarily closed due to the pandemic in Harbin on Tuesday. Photo: Sun Hanlun/China News, The Paper

Residents read notices at a locked-down entrance of a community on Sept. 16 in Xiamen, East China’s Fujian province. The city reported 17 local cases on Wednesday. Photo: The Paper

Vendors work at a market, which has been divided by barriers to prevent the spread of Covid-19 in Xiamen on Friday. Photo: VCG

Medical workers from Zhangzhou, East China’s Fujian province, conduct Covid-19 testing in Xiamen on Wednesday. Photo: VCG

Medical personnel conduct Covid-19 testing for construction workers at an entrance of a worksite in Harbin on Wednesday. Photo: VCG

The Jinjue Wanxiang commercial plaza, where patients with Covid-19 had visited before testing positive, is seen closed on Wednesday in Harbin. Photo: VCG

The Haxi Wanda Plaza, located next to the Jinjue Wanxiang commercial plaza in Nangang district of Harbin, is seen closed on Wednesday. Photo: VCG

A street in Xiamen appears empty on Friday due to a lockdown to control the delta outbreak. Photo: The Paper

Residents line up to take Covid-19 tests in the Siming district of Xiamen on Saturday. Photo: VCG

Residents wait in lines at a testing point in Qingnian Square of Harbin on Wednesday. Photo: VCG