News

The ISO 9001:2015 certificate confirms high standards in the design and production of key prefabricated tram surface elements. The audit confirmed tha...

CONTRACK technology, awarded during the TRAKO Fair. Nowkuński, again in Silesia! This time, prefabricated turnout slabs were built in Ruda Śląska...

The KZN Bieżanów Group wishes you a happy and peaceful holiday season. May the New Year bring you lots of success - professional and private...