The Bitcoin network's mining difficulty dropped by as much as 27% within a single adjustment period during China's 2021 crypto mining ban. Update (2-7-2026) This article has been updated to provide ...

China will crack down on bitcoin mining and trading activities as part of efforts to fend off financial risks, the State ...

China just drew a hard line. All cryptocurrency-related business activities including trading, issuance, intermediaries, and foreign exchanges serving locals, are now officially illegal. Bitcoin, ...

Euny Hong is the former supervising editor at Investopedia.com. She is also the author of two critically-acclaimed, published books. Dr. JeFreda R. Brown is a financial consultant, Certified Financial ...