China is a smart country so it has a lot of techniques in tinkering with the economy, so that in the field of digital currency it is very influential, they are able to shake the cryptocurrency market down drastically
And as well as tanking the other markets. Think of what they do with US stocks and as well as the crypto market, they're tanking both markets but no matter what they do.
There will still be the time for its recovery and they'll just buying during the flash crash every single time that they tank these markets.