The KTX and Mugunghwa trains operate on the Ssangnyong to Singi route. The KTX, a high-speed train, travels at speeds of up to 300 km/h, making the journey in approximately 1 hour and 15 minutes. The Mugunghwa train, while slower, offers a more scenic ride, completing the trip in about 2 hours and 30 minutes, with speeds ranging from 80 to 120 km/h. On both services, passengers can enjoy comfortable seating and access to refreshments.