Unified Social Credit Code Validator
Field-level validation of China's 18-character unified social credit code per GB 32100-2015 (ISO 7064 MOD 31-3 check digit, GB/T 2260 division, department and category tables), plus seeded reproducible test-code generation
gb32100-usccvGB 32100-2015GB 32100-2015 + GB/T 17710 (ISO 7064 MOD 31-3) + GB/T 2260 + GB 11714-1997
Workspace
Local or server · same path as API
cn/unified-social-credit-codeUnified social credit code · structure specimen
Algorithm check only · not a registry or bank lookup
Registration department
9
Organisation category
1
Administrative division
500000
Subject identifier
059926748
Check digit
X
Paste an 18-character code. It is checked in the browser as you type — nothing is stored.
Structural check only (GB 32100-2015 + ISO 7064 MOD 31-3). A passing code is well-formed; it does not mean an organisation is registered under it — check that at the national registry cods.org.cn.
API
forge.cn.unified_social_credit_codeSame contract as the page. Use an authenticated key in production.
curl -X POST 'https://forge.nebutra.com/v1/tools/cn/unified-social-credit-code/invoke' \
-H 'Authorization: Bearer sk-sailor-…' \
-H 'Content-Type: application/json' \
-d '{
"example": true
}'