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 our accreditations

in a permanent will to establish confidence in its services and be faithful to its principle of rigorous professional ethics, ctc possesses the necessary accreditations to prove its technical skills. 
ctc assures his customers of the reliability and the quality of its services: testing, inspections or products or systems certifications.


 our standards


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ctc groupe - 4 rue hermann frenkel - 69367 lyon cedex 7, france