Blog of OptMaster company

What Gold Supplier, Verified Supplier and Trade Assurance really mean, how to read a Chinese business licence, and the checks that actually reduce your risk.

What US importers actually pay on Chinese goods in 2026: the Section 301 and 232 layers, what the Supreme Court struck down, and why the $800 de minimis is gone.

Sea freight is a payment for the transportation of cargo by sea.

An export declaration is an official document that is drawn up to confirm the export of goods.

When organizing international transportation, it is important to properly draw up all the necessary documentation.

Choosing a customs broker is an important and challenging stage for companies planning foreign economic activity.