Certified Name Of The Quality In Transportation Is Again IETT

 

ISTANBUL- IETT, got certificates for Public Transportation Service Quality Standard in ISO 26000 Social Responsibility Guide Standard and EN 13816 Tunnel/Nostalgic Tram Lines. So far IETT had quality certificates in 10 different categories, its now 12 quality certificates with the new certificates. Thus IETT continued to have the most quality certificates feature among public institutions.