It remains to be seen if the US and China can reach a deal on trade as the two still differ on USA demands over intellectual property protection and China's structural reform, among others.
"We had a very, very good meeting with China, I would say probably even better than expected", the Post quotes Trump as saying.
Trump told reporters after the meeting that the U.S.
"Now comes the hard work of finding consensus on the most difficult issues in the relationship, but with a commitment from the top we're hopeful this will put the two sides on a sustained path to resolution", he said.
"Cooperation and dialogue are better than friction and confrontation", he said. Trump promised to hold off on his threat to slap new 25% tariffs on $300 billion in Chinese imports, and he agreed to lift some restrictions on Huawei, the Chinese technology giant at the centre of a dispute between the nations.
The truce offered relief from a almost year-long dispute in which the countries have slapped tariffs on billions of dollars of each other's imports, disrupting global supply lines, roiling markets and dragging on global economic growth.
This is a developing story.
He said that a fair trade deal would be "historic" if it could be reached, adding that the United States was "totally open" to achieving this.
A day before the bilateral meeting, the U.S. Department of Agriculture (USDA) reported a large soybean sale to China, as an apparent goodwill gesture, according to Reuters.More news: What Khloe Kardashian Really Thought About Tristan's Birthday Wishes
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China has lashed back with tariffs on $110 billion in American goods, focusing on agricultural products in a direct and painful shot at Trump supporters in the USA farm belt.
It was the largest USA soybean sale to China since late March, USDA data showed. "I'm talking about equipment where there's no great national emergency problem with it".
At a news conference after the summit, Trump said Khashoggi's killing was "horrible", but that Saudi Arabia had "been a terrific ally".
"We are going to continue selling those products".
Mr Trump said at the G-20 press conference on Saturday he had removed the restrictions as a "personal favour" to Mr Xi.
'I let him know we'll be there and we'll see.
Zhu Jianrong, a professor at Toyo Gakuen University of Japan, said the results of the meeting showed the inseparable relations between the United States and China, and they will benefit from cooperation and lose in confrontation.
The summit came a week after Trump pulled back from ordering a military strike on Iran for downing an American unmanned spy plane.
But in the U.S., Senate Minority Leader Chuck Schumer, a New York Democrat, said the decision damages U.S. negotiating efforts on trade.
Ahead of the G20, Prime Minister Justin Trudeau met with the president in Washington, where Trump committed to doing "anything" to help Canada.