Governments are more practiced at blocking money from moving around with traditional services like banks with crypto they have a tougher time locking down the avenues because anyone offering $LOCAL_CURRENCY to crypto is a place money can leak out of the country around traditional money controls.

There's a reason real estate is one of the more popular ways for chinese nationals to move large amounts of money abroad, it's one of the less restricted ways to move large sums of money out of the country. So there's a lot of interest in expensive real estate not for occupation but just to buy to get cash out of the country into a stable asset that can be sold or borrowed against.