China still maintains a 15% global share of the Bitcoin mining hash-rate, despite an official ban on Bitcoin mining in the country . This is a significant decrease from its previous dominance, as China was once the world's biggest crypto mining hub, accounting for between 65% to 75% of the total hash rate of the Bitcoin network . However, after authorities launched a crackdown on cryptocurrencies, China's share of global Bitcoin mining capacity plummeted to zero in July and August 2021