U.S. Secretary of State Marco Rubio will meet with Southeast Asian counterparts on Thursday in his first visit to Asia since taking office, and will try to reassure them the region is a priority for Washington,

Sweeping tariffs set to be imposed by President Donald Trump next month may overshadow his top diplomat’s first official trip to Asia.

Vietnam remains the region’s largest apparel exporter to the U.S., sending roughly $18.6 billion worth of goods in 2024, according to the U.S. Census Bureau. Cambodia follows with $7.8 billion, then Indonesia at $6.4 billion, Thailand at $2.7 billion, and Malaysia at $1.6 billion.