Certificate of Maintenance Function in conformity of the commission regulation (EU) Nr. 445/2011 of 10th May 2011
Acknowledgement of VPI / Railion Deutschland AG for performing repairs of freight cars and their components.
Railway. Welding of railway vehicles and vehicles components - a certificate issued by GSI SLV Hannover
Quality requirements for welding of metallic materials. Comprehensive quality requirements - a certificate issued by GSI SLV Hannover