CWS is the abbreviation for Centralne Warsztaty Samochodowe (translated as "Central Workshops for Motor vehicles" or "Central Truck Workshop"), a plant in Warsaw which performed maintenance and depot level repair.
CWS je skratka pre Centralne Warsztaty Samochodowe ("Centrálne dielne pre motorové vozidlá", "Centrálna automobilová dielňa"), závod vo Varšave, ktorý mal na starosti údržbu a opravy.