Trem interurbano europeu (EuroCity, EC)
Sob o trilho de alta velocidade da série Arrow, o trem intermunicipal (IC, EC) e o trem CE são a versão internacional do CI. Trens intermunicipais europeus, geralmente conectados às principais cidades da Europa, incluindo a Viena austríaca e outras empresas OBB, para a França e Paris, etc. operados pela SNCF.
The French railway system is planned and constructed by the French National Railway Agency (Socicte Nationalc des Chemins de Fer Francais, abbreviated as SNCF). The route is centered on Paris and woven in all directions, including high-speed trains (Train a Grande Vitesse, abbreviated as TGV). Routes, and general train routes that go to cities and towns. Among these general train routes, the nationwide inter-regional route is called the "Grande Ligne" (GL for short), and the routes that only travel within a single area are collectively called "Regional Rapid Transport System" (Transports Express Regionaux, referred to as TER).