Korail
KORAIL is the national railway operator in South Korea. Their fleet of KTX (Korea Train eXpress) trains offer the highest class of rail passenger service for the country. KTX services are provided on the Gyeongbu HSR and Honam HSR, as well as their branches such as Gyeongjeon Line, Donghae Line, or Jeolla Line. The KTX top speed is about 305 km/h (190 mph).