
The Cross-Border Tariff Calculator: Building Your True Unit Cost Model Before Supplier Selection
A silicone kitchen spatula classified under HTS 3924.10 costs $4.50 from a Guangdong supplier on AliExpress, with $4.80 shipping via ePacket. That $9.30 declared value now triggers a 3.4% base duty plus a 25% Section 301 tariff — roughly $2.64 in combined duties — plus a $0.










