Daegu Transportation Corporation (DTRO) is a public corporation which runs the Daegu Metro Lines 1, 2 and 3 established in 1995. To 2008, it was called Daegu Metropolitan Subway Corporation.
Daegu Metropolitan Subway Corporation was established 20 November 1995 and was renamed Daegu Metropolitan Transit Corporation 1 October 2008. It merged with and became Daegu Transportation Corporation on September 1 2022.