When ordering a mining rig, you agree that it is custom-made for probably the most optimum mining. Mining rig sections come with a manufacturing facility warranty. The Antminer T21 is the right option for miners who want To maximise their mining profits. With its high hashrate and small ability https://jeffreyvodsg.blogtov.com/13459413/antminer-s19j-pro-the-ultimate-miner-for-bitcoin-mining