As becoming the S21. Do they originate from A further bin of chips? When they're so comparable, why is there go on to an excessive amount of availability in T21 products in comparison with S21 designs? A：Hello there, thanks for your personal information. Please get in touch with our sales https://landenvgqye.arwebo.com/59846844/examine-this-report-on-antminer-s19-control-board