The Great Shanghai Transit Revolution: How a $120 Billion Infrastructure Overhaul is Reshaping the Yangtze Delta

I. THE METRO METAMORPHOSIS1. Network Expansion:- 831km operational lines (2025)- 5 new automated lines- Record-breaking construction speeds2. Engineering Marvels:- Huangpu River crossing challenges- Deepest station at 45 meters- Earthquake-resistan