As of 2025, mainland China's laws continue to comprehensively prohibit cryptocurrency trading and mining. However, Hong Kong, as a Special Administrative Region, has established a regulated digital asset framework, which may signal a subtle softening of the central government's stance. China was once a global leader in Bitcoin mining and hosted major exchanges, but the stringent 2021 ban caused a significant exodus of mining operations and exchanges (like Huobi, OKX, Binance) overseas, many o...