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Dear Customer!

Our economic world is growing ever closer together - important in this context is trust and transparency in business partners operating worldwide!

In order to secure this idea, you have the possibility to check the certificate you have for authenticity!

If the certificate you have is found to be invalid -

please contact our Head of Quality Assurance Prof. Dr. Khalouk Hamdi or the management directly. 


You can find contact under



Please enter this certificate registration number in the certificate check form above.

Please enter the slash / as well. And do not put any spaces in between

Certificate registration number

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