Verify Korean business registration numbers via the official NTS API — validity, active/closed status, tax type, and tax-invoice eligibility judgment with cited basis. Zero-key DEMO mode included, one-command install via npx.
Verify Korean business registration numbers via the official NTS API — validity, active/closed status, tax type, and tax-invoice eligibility judgment with cited basis. Zero-key DEMO mode included, one-command install via npx.
