Nvidia (NASDAQ: NVDA) generated more of its revenue in China than it did in the United States. But as the artificial intelligence (AI) boom took off, the U.S. started to become a bigger and bigger source of growth for the chip designer.

AI-diffusion” rules could limit the U.S. chip company’s sales even to friendly countries—and give more opportunity to foreign rivals.

Huawei prepares to test its Ascend 910D AI chip as new US tariffs and restrictions reshape the global semiconductor trade.