50 billion Bitcoin flees to the UK: How do anonymous coins bypass freezing orders to cash out?

More confused about Bitcoin

A woman flees with Bitcoin worth 50 billion yuan. Since Bitcoin is a virtual currency, this person is a fugitive, so how can these Bitcoins be cashed out even if they escape to the UK icon?

Aren't the trading accounts and bank cards involved in crimes generally frozen? Doesn't this require personal information, doesn't it require an ID card? #加密市场回调