Signals of goodwill between the countries have picked up in recent days.

In the hours before the planned summit, the U.S. and China reaffirmed their on .

More direct flights between the U.S. and China from a low base.

Last month, Chinese commodity importers signed the first agreements since 2017 to buy U.S. agricultural products in bulk, according to a news release from the American embassy in Beijing.

China's Ministry of Commerce last week announced it was gathering information in an effort to in China compared with treatment of domestic firms — which has been a longstanding business complaint.

The Chinese government may also use the summit as an opportunity to announce a commitment to resuming purchases of 's 737 Max aircraft,

Boeing declined to comment.

Xi arrived in the U.S. on Tuesday local time. It is his first trip to the United States since 2017, when he visited then-President at his Mar-a-Lago club in Florida.

The last time that Xi met Biden in person was in the Indonesian island resort of Bali in November 2022. That was Biden's first meeting with the Chinese leader as American president.

Biden is running for reelection next year.

by formally gaining an unprecedented third term as president.

-- CNBC's Rebecca Picciotto contributed reporting