President Trump and Chinese President Xi Jinping sat down in Beijing on Thursday for a roughly two-hour-and-15-minute closed-door session in which Xi told Trump that Taiwan is "the most important issue in China-U.S. relations" and warned of "clashes and even conflicts" if it is not "handled properly," according to a readout from Chinese foreign ministry spokesperson Mao Ning. It was the first visit to China by a sitting U.S. president since Trump's own 2017 trip, and Trump used a state banquet later in the day to invite Xi and his wife for a reciprocal visit at the White House on Sept. 24.

The Taiwan warning, the most pointed Chinese statement of the trip, recasts a summit that the two governments had spent the week framing as a trade-stabilization exercise. With a U.S. delegation of more than a dozen chief executives in tow, the war in Iran still hanging over global oil markets and a fragile tariff truce up for renewal, the question now is whether Thursday's words harden into policy or stay rhetoric.

What Xi said

Xi opened the day by asking whether Washington and Beijing could avoid the "Thucydides Trap," the phrase Harvard professor Graham Allison popularized to describe how "tensions historically between a rising and ruling power have often resulted in a war." Both formulations appeared in the official CCTV English broadcast of Xi's remarks. Xi paired the warning with a flatter line from the Chinese foreign ministry readout: "'Taiwan independence' and cross-Strait peace are as irreconcilable as fire and water." He called managing the island "the biggest common denominator" between the two countries. The White House's own description of the meeting did not mention Taiwan. Trump, asked by reporters how the talks went, said they were "great," and praised China as a beautiful place.

On Iran and Hormuz

A White House official said the two sides agreed that the Strait of Hormuz must remain open to support the free flow of energy, that Xi voiced opposition to the militarization of the Strait, and that the Chinese leader expressed interest in buying more American oil to reduce China's dependence on the waterway. Both countries, the official added, agreed that "Iran can never have a nuclear weapon." Trump declared the U.S.-Iran ceasefire on "life support" earlier this week. Secretary of State Marco Rubio said on Fox News that "any support for Iran would obviously be detrimental for our relationship" with Beijing and that Washington hoped to convince China "to play a more active role."

The CEO delegation

The American contingent that flew in with Trump on Air Force One included Tesla Chief Executive Elon Musk, Nvidia's Jensen Huang and Apple's Tim Cook, alongside the heads of Boeing, BlackRock, Blackstone, Goldman Sachs, Citigroup, Visa, MasterCard, Qualcomm, Micron, GE Aerospace, Cargill and Illumina. CBS News put the group's combined net worth at close to $1 trillion, with Musk alone at about $688 billion. Xi met the executives separately at the Great Hall of the People and, according to state news agency Xinhua, told them China's door would only open wider. China may use the visit to announce purchases of American soybeans, beef and Boeing airplanes, the Associated Press reported, and U.S. officials have floated the creation of a Board of Trade to coordinate future deals.

The trade backdrop

Thursday's choreography unfolded against a still-elevated tariff wall. The average U.S. duty on Chinese goods stands at almost 48 percent, down from triple-digit peaks last year but well above the 3.1 percent that prevailed before 2018, according to Chad Bown of the Peterson Institute for International Economics. China's share of total U.S. trade has fallen to 6.4 percent from more than 13 percent in 2016. "The idea of somehow China being totally independent of us and us being totally independent of China, I think, is a fiction," said financier Wilbur Ross, who served as Trump's first-term commerce secretary. Xi told Trump at the banquet that "trade wars have no winner."

How Beijing sees it

Scott Kennedy, senior adviser at the Center for Strategic and International Studies, said the optics matter more than any communique. "China comes into this meeting far more confident than in 2017, when it feared even a small rise in U.S. tariffs." Kennedy added that over the past year Xi had been able to push back and neutralize much of the Trump administration's pressure campaign. Allison, who popularized the Thucydides framing, told CNBC he expects the October trade truce to be formalized this week.

The counterview

A harder line on Beijing is audible on the U.S. right, and not only from politicians. Fox News on Thursday flagged a Robert Maginnis opinion column casting the summit as "a defining test for America in the new Cold War" and warning against any softening on Taiwan in exchange for trade or oil concessions. That view, well represented on Capitol Hill, frames the very presence of Musk, Huang and Cook in the room as leverage Beijing can pull against U.S. export controls on advanced AI chips.

The two leaders are scheduled to hold further discussions through midday Friday. Trump and Xi could meet again on the sidelines of APEC and G20 gatherings later this year, before Xi's planned White House visit on Sept. 24.