China’s Xi Jinping Says There Are ‘No Winners’ in Tariff War

HANOI, Vietnam — China’s leader Xi Jinping started a week of diplomacy in Southeast Asia with a visit to Vietnam on Monday, signaling China’s commitment to global trade, just after U.S. President Donald Trump upended the global economy with his latest tariffs moves.

Although Trump has paused some tariffs, China was the outlier, as he has kept in place 145% tariffs on the world’s second-largest economy.

Xi’s visit this week lets China show Southeast Asia it is a “responsible...