Xi Jinping has appealed to Vietnam to join China in upholding multilateral trade, as he begins a high-stakes diplomatic tour of the region’s major export-reliant economies in a bid to position his country as a stable partner in contrast to the United States.

Xi Jinping has warned there will be “no winners” from Donald Trump’s trade war as the Chinese president embarks on a diplomatic tour of Southeast Asia this week. The warning was delivered in an editorial jointly published in Chinese and Vietnamese media ahead of a trip which experts say Xi will use to portray his country as a “responsible” superpower—in contrast to the United States under President Trump.

Impeached South Korean leader Yoon Suk Yeol is due to attend the first hearing on Monday of his criminal trial to face charges that he led an insurrection when he declared martial law late last year and plunged the country into months of turmoil.