Busan Transportation Corporation (부산교통공사; Busan Transportation Corporation) is a state-owned enterprise in Korea, established in 1981 (Busan Transportation Corporation) and headquartered in Busan Township, Busan Metropolitan Railway, Busan, and is responsible for the operation and management of lines 1, 2, 3, and 4 of the Busan Metropolitan Railway. It is responsible for the operation and management of Busan Metropolitan Railway lines 1, 2, 3 and 4.