But cases have been reported daily at an address belonging to the campus from Mar 26 to May 4, according to Shanghai government data. Quanta has not disclosed the number of cases among its workers. Calls seeking help to bring attention to positive cases which were not being isolated at Quanta began appearing on Weibo from Apr 6, five days after Shanghai implemented a city-wide lockdown. More appeared throughout the month and employees began posting photos and accounts on Douyin, the Chinese equivalent of TikTok, that showed dozens of workers queuing for buses to be taken to central quarantine facilities....