File Photo: A stop sign is pictured in front of shipping containers at the Port of Long Beach in Long Beach, California, US, July 11, 2025. [Photo/Agencies]

The Trump administration issued a policy study on Thursday accusing more than 40 countries of being involved in "illegal transshipment" — routing China-origin goods through third countries to the US, and said such a practice is a major, ongoing drain on the US economy.

Data provided

by the report displayed a wide range that could mean almost a 10-fold gap between estimated low and high values.

"This report reviews five government and private-sector estimates of potential transshipment or related trade-transfer exposure. The estimates range from approximately $40 billion to $303 billion annually, depending on the methodology and definition used," the report said.