State railway technical inspectorate VDzTI safety certificate

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ECM-sertifikats-LV-31-0024-0001.png [2]

ECM-sertifikats-LV-31-0024-0001-2.png [3]

Welding-railway-vehicles-RSS.png [4]	[5]	[6]
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ISO certificates

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Latvian national accreditation bureau LATAK accreditation certificates

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