Caile Ferate Romane (CFR), the national railway operator of Romania, is one of the largest users of Siemens Desiro trainsets. CFR, which is currently going through a process of modernisation to make it Eastern Europe's premier railway carrier, has bought many Desiro trainsets and uses the on Intercity (IC) routes, which serve as shuttles between main cities with very few stops and fast services. For more information on routes, see Caile Ferate Romane.