The approvals mark a major reversal after April’s sweeping restrictions, imposed by the Trump administration, barred companies from selling certain advanced semiconductors to China. Those rules left Nvidia facing a $4.5 billion inventory write-down, as it had no alternative buyers for its H20 chips.

American chipmaking giant Nvidia says it plans to resume sales to China of an artificial intelligence chip that’s become part of a global race pitting the world’s biggest economies against each other.