Commerce secretary Howard Lutnick said the US’s reversal of restrictions on sales of chips to China followed recent trade negotiations with Beijing over rare earths. President Donald Trump curbed exports of Nvidia’s H2O artificial intelligence chips to China in April as part of an escalation of his trade war with Beijing.

Commerce Secretary Howard Lutnick explained the Trump administration's turnabout in assuring Nvidia that it [can sell its H20 artificial-intelligence chip](

The announcement comes after Nvidia's decision to resume sales of its H20 chip to China, which it had stopped earlier due to U.S. export rules. China's central role in the global advance of A.I., he said,

Separately, stock in Dutch chip company ASML was falling sharply Wednesday after the company cut its outlook, blaming trade wars and tariffs for lower demand.

Nvidia Corp.’s Jensen Huang spent months telling everyone what a grave mistake the US was making restricting shipments of artificial intelligence processors to China — with little sign that his argument was swaying anyone.

A backroom political deal may have just unlocked billions in frozen AI chip sales to China, with whispers linking Howard Lutnick's Washington connections to Nvidia's sudden pathway back into the world's second-largest economy.