2025-05-21 00:26 | 0 阅读 "Beyond the Bund: How Shanghai's 150km Radius is Redefining Megacity Economics" I. THE LIVING METROPOLIS (1,200 words)• Infrastructure Symbiosis:- 22-minute maglev commutes- Shared quantum computing grids- Cross-municipal AI governance- Distributed carbon capture systems• Economic Fusion:- ¥7.8 trillion cross-border GDP-