Zakłady Naprawcze Taboru Kolejowego (ZNTK, English: Rail Rolling Stock Repair Workshops) were a network of rolling stock maintenance and construction factories in Poland.
It was formed during the 1950 reorganization of the state-owned Polish State Railways out of previously-operating "Main Mechanical Workshops".
In 1991 the ZNTK network was excluded from within the Polish State Railways holding.
The most important companies founded on the basis of former ZNTK workshops are:
You can help Wikipedia by expanding it.This Polish corporation or company article is a stub.