The Biden administration hopes to make deeper inroads in Southeast Asia but lags far behind China, which has already built up major trade ties, as well as roads and a high-speed rail.
A crackdown on anti-junta protests in Myanmar showed no signs of letting up, a day after after Southeast Asian foreign ministers issued a tepid call to end to the violence.
What it means for the U.S. to be on the sidelines of another major trade agreement, the Regional Comprehensive Economic Partnership, which 15 countries agreed to Sunday.
They "discussed the upcoming G20 Summit and touched on the issues that will be discussed" when President Trump and Putin attend that meeting, the White House says.
Trump declined to say if meeting with Philippine president touched on human rights over Duterte's bloody war on drugs, but the White House says it did come up, briefly.
The White House has been critical of Rodrigo Duterte for the killing of thousands of suspected drug dealers since he took office. A planned meeting between the two leaders was canceled.
In a historic step towards rebuilding relations with the poor, heavily-bombed nation, the president will join other world leaders there, after wrapping another big global meeting in Hangzhou, China.