What this validator does
It checks the visible format and checksum. A pass does not prove the company exists or that the code belongs to your supplier.
Free tool
USCC validator for Chinese companies
Check the allowed characters and check digit of a USCC, then match it to a Chinese company. A pass does not prove registration or supplier reliability.
Format and checksum
Search this codeEnter an 18-character Unified Social Credit Code.
What to verify next
Run a company search, confirm the registered Chinese name, compare the legal representative, and check whether the supplier documents show the same USCC.