How Does the Biden Administration Choke the Ability of China to Meet Its Ambitions?

Biden administration's rules have made it a lot more difficult because Chinese firms were relying on US providers and machines to make their chips. As of last October when the Biden administration tightened the rules, now there's a whole suite of cutting as machines that Chinese firms simply can't import from the US. And so this is hard to do costs a hundred fifty million dollars per machine. Today the production of these machines has been applied by just a single company.