Bitcoin Mining Giant Bitmain Sets Up Secret US Subsidiary ByNikhilesh DePRO INVESTOR Updated: 23 August 2021 DisclosureWe sometimes use affiliate links in our content, when clicking on those we might receive a commission – at no extra cost to you. By using this website you agree to our terms and conditions and privacy policy. New reports indicate that crypto mining firm Bitmain is quietly preparing to open new facilities in Washington state.