 On June 5, 2007, Korean Air said that it would create a new low-cost carrier called Jin Air in Korea to compete with Korea's KTX high-speed railway network system, which offered cheaper fares and less stringent security procedures compared to air travel.Jin Air started its scheduled passenger service from Seoul to Jeju on July 17, 2008.Korean Air announced that some of its 737s and A300s would be given to Jin Air.