"The Great Integration: How Shanghai's Satellite Cities Are Reshaping China's Economic Geography"

I. Infrastructure Weaving (850 words)• Transit Revolution:- Yangtze River Tunnel System (2025: 11 crossings)- 30-minute Commuting Circles (9 new intercity lines)- Smart Toll Integration (ETC 3.0 coverage)• Digital Backbone:- Cross-municipal Dat