American Airlines and Delta Air Lines have two routes each suspended from January 24 after passengers test positive, as China aims to minimise imported cases.
Infections believed to have spread from an imported case, giving the city its first symptomatic cases in a month.
‘More rigorous checks’ announced weeks before the Winter Olympics as authorities try to stop the spread of Covid-19 to the capital.
Sun Chunlan ends trip to the province with call for better testing and tighter social controls.
Anyang in Henan province reports two cases of the new variant among 58 in the city for Monday.
Two cases of the highly infectious Covid-19 strain found in city of Anyang on Sunday, traced to a student who travelled there nearly two weeks ago.
Strict implementation of zero-Covid rules has its own challenges, city finds, from food shortages and health app outages, to fatal health care lapses.
Video on social media showed the woman, eight months pregnant, left sitting outside, while a second woman posted online that she lost a baby in similar circumstances.
As the China-US tech war heats up, the advantages of taking the lead in a quantum race extend to defence, logistics, modelling and cybersecurity.