Exclusive:Bitmain’s Micree is selling the world’s first 5nm chip mining machine to Chinese miners, which requires advance payment and will be shipped in January next year, but the miners are afraid to buy it. Mircee is suspected of selling some problematic chips. pic.twitter.com/KmF5VdrfbD
— Colin Wu（WuBlockchain） (@WuBlockchain) September 9, 2020