You can verify the authenticity of a cRc-Kosher certificate in the following ways:
1. Look up the company name and certificate by logging into the cRc official website:
http://www.crcweb.org/kosherletters.php
2. Verify authenticity through the UKD code lookup entry by logging into the cRc official website:
http://www.crcweb.org/ukdsearchnew.php
3. Verify the authenticity of the certificate by calling cRc-Kosher headquarters or the Asia-Pacific branch:
cRc headquarters: +1-773-465-3900 Asia-Pacific branch: +86-400-001-7706
