On April 8, Bitcoin officially released the new Antminer S17 Pro. The ant mining machine S17 Pro is equipped with the second generation 7nm chip BM1397 of Bitland. The standard mode is up to 53 TH/s, the energy efficiency ratio is 39.5 J/T, and the energy efficiency ratio is as low as 36J/T in low power mode. S17 Pro is the most powerful SHA256 algorithm mining machine in Bitland, and can support BTC, BCH and other encrypted digital currency mining. In addition to the release of the ant mining machine S17 Pro, Bitland has also launched another 7nm mining machine S17. At present, the ant mining machine S17, S17 Pro have been simultaneously logged into the official website of the mainland, and will be officially launched at 2 pm on April 9.