 AKRON, Ohio, Oct. 14, 2021 PRNewswire -- BIT Mining Limited NYSE: BTCM BIT Mining or the Company, a leading technology-driven cryptocurrency mining company, today announced that its mining pool subsidiary, BTC.com will exit the mainland China market. To comply with local regulations, BTC.com will cease registering new users from mainland China and expects to start retiring the accounts of existing users in mainland China in an orderly manner starting on October 15, 2021. 