HEMU-430X
 HEMU-430X (standing for High-Speed Electric Multiple Unit 430 km/h eXperimental) is a South Korean high-speed train intended for a maximum speed of 430 km/h (267 mph). On the last day of March 2013 it achieved 421.4 km/h in a test run making South Korea the world's fourth country after France Japan and China to develop a high-speed train running on conventional rail above 420 km/h. The main new feature of the train compared to older South Korean high-speed trains is distributed traction.