pic.twitter.com/6QypLaekA5 — Viola Zhou (@violazhouyi) November 23, 2022A night-time video showed a man with a bloodied face as someone off-camera says: "They're hitting people, hitting people.In a daytime video, several fire trucks surrounded by police in hazmat suits were parked near residential blocks while a voice on a loudspeaker was heard saying: "All workers please return to their accommodation, do not associate with a small minority of illegal elements."China's unrelenting zero-Covid policy has caused fatigue and resentment among wide swaths of the population, some of whom have been locked down for weeks at factories and universities or been unable to travel freely.Foxconn said workers had complained about pay and conditions at the plant but denied it had housed new recruits with Covid-positive staff at the Zhengzhou factory, the world's largest producer of iPhones.China is the last major economy wedded to a strategy of extinguishing Covid outbreaks as they emerge, imposing lockdowns, mass testing and lengthy quarantines despite the widespread disruption to businesses and international supply chains."