China banned trading in cryptocurrencies in 2019 and is increasingly tightening restrictions on bitcoin mining.
El Salvador's main currency is the US dollar and it remains unclear how the country plans to implement bitcoin as a functioning currency.
Stealing back a ransom shows how far the US is willing to go to deter cyber-criminals.
Merchants get paid in standard money, with PayPal converting cryptocurrency to US dollars to settle transactions at the time of sale.
Tan Joe Pheng is wanted for actively running bitcoin mining activities at 18 premises in Melaka.
Tan Joe Pheng, 26, dikehendaki kerana aktif menggerakkan aktiviti perlombongan bitcoin di 18 premis di Melaka.