viewimageM.php?id=train&no=29bcc427b08577a16fb3dab004c86b6f620008c1cd8c09c848e6dc16aa9bb8bf8884fa3fe3e1a18a6841e2ac05885b72df0448a30b255826ad5093b4f0da34f801461f3e3b

viewimageM.php?id=train&no=29bcc427b08577a16fb3dab004c86b6f620008c1cd8c09c848e6dc16aa9bb8bf8884fa3fe3e1a18a6841e2ab02dc0d7653326ba7353cd0163758e594c1ecc09c96df55abbbd6ea72430d7fe2aa9c42530517cb09c7b4130464a02376bb2186a4e401e823ed7606d7d929c1

viewimageM.php?id=train&no=29bcc427b08577a16fb3dab004c86b6f620008c1cd8c09c848e6dc16aa9bb8bf8884fa3fe3e1a18a6841e2fc038f5f7602b2a02564d6ebae20195279baf2371e73589114e10418ac9f5c3392bb2b13b804061dab16d9bfa982b4870db59b51a6fc37b2b790a3599c43

근데 궁금한게
서울 9호선 2단계 신논현 - 종운 구간 말이야

왜 서울9호선 주식회사에서 운영하지 않고
서울 1호선 ~ 4호선을 운영하는 서울메트로가 운영을 하냐?

무슨 이유인겨?