Haryana approves Narela-Kundli extension of Delhi Metro Red Line; extends Phase IV length, India June 2, 2017 | Asia Pacific News Government of Haryana has approved the Narela-Kundli extension of Delhi Metro Red Line. The extension will span 4.86 km and cover three stations (Narela Sector 5, Kundli and National Highway (NH)-1). ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password