Cite for that? While the PRC trying to suppress evidence of an outbreak is totally plausible, a 1M undercount of COVID-19 cases in one month just doesn't match the data on the ground. Something like that would have run rampant across asia by now. Where are they hiding all the bodies?
Sorry, but this sounds like a mixed up fact, or a conspiracy rumor.
Sorry, but this sounds like a mixed up fact, or a conspiracy rumor.