China warned countries negotiating with the U.S. that they will face retaliation if they strike tariff deals that harm Beijing, further complicating trade talks around the world.

China says it will retaliate against other countries who work with the United States in any way that could compromise its interests.

China's warning comes as Sino-US trade war escalates US pressures nations to reduce trade with China, a report says China says U.S. is abusing tariffs on all trading partners ASEAN caught in crossfire of Sino-U.