https://thenextweb.com/hardfork/2019/12/11/bitcoin-cryptocurrency-mining-hash-rate-china-renewable-energy-blockchain/
origin - https://www.pipiscrew.com/?p=16303 a-single-province-in-china-controls-54-percent-of-bitcoins-hash-rate
https://thenextweb.com/hardfork/2019/12/11/bitcoin-cryptocurrency-mining-hash-rate-china-renewable-energy-blockchain/
origin - https://www.pipiscrew.com/?p=16303 a-single-province-in-china-controls-54-percent-of-bitcoins-hash-rate