President Donald Trump greenlit U.S. tech giant Nvidia to sell critical chips to Chinese vendors, despite warnings from experts that it would narrow the country’s lead in the artificial intelligence arms race.

China has blocked imports of Nvidia H200 chips, putting $50 billion in potential revenue up in the air. Will China produce its own AI chips?

China plans to approve some imports of Nvidia Corp.’s H200 chips as soon as this quarter, according to people familiar with the situation, giving the company renewed access to a critical market.

Chinese authorities have instructed customs agents to ban the entrance of Nvidia's H200 AI chips into the country, according to Reuters.

Yahoo Finance anchor Josh Lipton tracks Wednesday's top moving stocks and biggest market stories in this Market Minute. Nvidia (NVDA) stock is under pressure after Reuters reported that China is not allowing the sale of its H200 chips.

The chip designer and its customers must satisfy security requirements before exports are approved.