The United States will cut the "de minimis" tariff for low-value items imported from China, a White House executive order said on Monday, further de-escalating a potentially damaging trade war between the world's two largest economies.

The U.S. said it would cut tariffs on low-value parcels from China to 54% from 120%, hours after Washington and Beijing agreed to a 90-day trade truce.

A White House executive order said on Monday that the U.S. would cut the "de minimis" tariff on China shipments to 54% from 120%, with a minimum flat fee of $100 to remain starting from May 14. (Reporting by Brenda Goh in Shanghai and Farah Master in Hong Kong;