Several big Chinese cities escalated COVID-19 restrictions on Tuesday,

renewing economic uncertainty and delaying the start of the school year for some

The stakes are higher for China's already wobbly national economy compared to earlier this month

Further major escalation or prolongation of curbs in big metropolises, such as Chengdu in southwest China

Markets could once again be hit in the next couple of weeks, likely triggering another round of cuts by economists on the street

a Shenzhen district with 2.5 million residents, on Tuesday closed various entertainment venues and wholesale market-places

People must show proof of negative test results within 24 hours to enter residential compounds

and restaurants must limit the number of customers at no more than 50% of their capacity,

The new curbs are expected to expire on Saturday.

many parents expressing anxiety over the uncertainty in parent chat groups.