As part of a 10% tariff on Chinese imports, Trump also scrapped a rule that waived import duties on packages valued at under $800, which helped Temu and Shein.

USPS reversed a previous plan to suspend parcels coming to the U.S. from China and Hong Kong. See how Trump changes could still affect online shopping

The U.S. Postal Service’s decision may block or delay parcels from retailers including Shein and Temu from entering the United States.