restrictions and lockdowns in Shenzhen and some other cities successfully stopped the spread of the omicron variant in the community, allowing them to start opening up again.
However other places are seeing flareups and instituting restrictions on movement to try and contain infections before they reach the crisis levels of Shanghai, which has had more than 20,000 new cases every day for more than a week.
That city has been totally locked down for two weeks, although many residents have been confined to their homes for much longer.
Across China, some 373 million people, or a quarter of the population, are under some form of movement restrictions as authorities act aggressively to contain cases, according to a report by economists from Nomura Holdings Inc.