Workers from a public service organization deliver vegetables to residents of a Shanghai neighborhood in lockdown on March 29. 

Workers from a public service organization deliver vegetables to residents of a Shanghai neighborhood in lockdown on March 29. 

Photographer: Hector Retamal/AFP/Getty Images

The Big Take

China Crushed Covid. But Covid Zero Could Crush China

A new wave of infections is highlighting the growing cost of China’s zero-tolerance virus policy

China’s Covid Zero strategy has been drastic and effective, saving lives and keeping the economy on track. But a new wave of virus cases is highlighting the growing costs of that approach – as well as the perils of any attempt to change it.

Authorities are fighting to curb the spread of the omicron variant among a population that lacks natural immunity and only has access to home-grown vaccines that are less effective than some of the global alternatives. Shanghai – the country’s financial center – is locking downBloomberg Terminal just weeks after the technology hub of ShenzhenBloomberg Terminal was forced to do so.