In an online conference today, MicroBT COO Jianbing Chen announced three new mining machines - the WhatsMiner M30S+, M30S++ and M31S+. At the event, Chen also provided details on MicroBT’s 2019 sales figures, revealing the firm sold 600,000 units of its WhatsMiner M20 series in 2019, double what it sold of its WhatsMiner M3 series in 2018. According to Chen, the 2019 sales amount accounted for 35$ of Bitcoin’s total hash rate at the end of December.
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