3 Best Bitcoin Mining Hardware (2021 Updated) How
#0183;#32;3. Notable Mining Hardware Companies Bitmain Technologies. The most wellknown mining hardware manufacturer around, Bitmain was founded in 2013 in China and today has offices in several countries around the world. The company developed the Antminer, a series of ASIC miners dedicated to mining cryptocurrencies such as Bitcoin, Litecoin, and Dash.