Bitmain's logo, vectorized version of <a href="//commons.wikimedia.org/wiki/File:Bitmain.png" title="File:Bitmain.png">Bitmain.png</a>
Bitmain
Own work based on: <a href="//commons.wikimedia.org/wiki/File:Bitmain.png" title="File:Bitmain.png">Bitmain.png</a>