After three-month blackout, mobile signals return to Metro 3’s Aqua Line

Mumbai Metro Aqua Line’s 2-year signal war ends: Your phone finally works underground

Mumbai Aqua Line restored after 2-year dispute; direct contracts cut costs from Rs 50-60 lakh to ~Rs 25k/station. Direct procurement contracts eliminate supplier lock-in and enable competition, replicating this model across enterprise IT infrastructure decisions.