Bitcoin and China NurPhoto/ Getty Images China has re-emerged as the second-biggest bitcoin miner after the US, despite Beijing's ban on crypto activity. A surge in covert operations has made it a major mining hub again, the Cambridge Centre for Alternative Finance found. Advertisement China has made a comeback as a global bitcoin mining powerhouse, despite Beijing's crypto crackdown. Research by the Cambridge Centre for Alternative Finance found a surge in covert mining operations post-ban means the country is now the world's second-largest location for bitcoin mining, behind the US. "In China, following a sudden uptick in covert mining operations...