Elon Musk and other powerful executives who accompanied President Trump to China are hoping to clear roadblocks put up by Beijing.

The U.S. tech giant’s powerful H200 chip seemed poised to boost Beijing’s A.I. ambitions, but not a single one has been purchased in China.

The chip maker said its profit in its most recent quarter jumped 211 percent from a year earlier thanks to extreme demand from other big technology companies.

Jensen Huang boarded Air Force One in Alaska, joining a delegation of more than a dozen business leaders accompanying President Trump on his trip to Beijing.

Before this week’s U.S.-Chinese summit, Beijing reached a milestone in its quest for technological self-sufficiency.