This type of behavior has always been a means of money laundering, but with the gradual development of on chain transactions, some large money laundering transactions have been exposed to the sun. And the key to money laundering is high leverage (which affects short-term local market trends), where dirty money places orders first and clean money places reverse premium orders in advance and increases reverse orders to make the market fluctuate in the opposite direction. Sometimes the same goes for some popular MEMEs in the market. Buy at a low price with clean money, quickly sell with dirty money