Dominant Chinese makers of bitcoin mining machines set up US production to beat tariffs

  The world’s three best-selling makers of bitcoin mining machines – all of Chinese origin – are setting up manufacturing footholds in the United States as President Donald Trump’s tariff war reshapes the cryptocurrency supply chain. The world’s three best-selling makers of bitcoin mining machines – all of Chinese origin – are setting up manufacturing footholds in the United States as President Donald Trump’s tariff war reshapes the cryptocurrency supply chain.