Convergence Point: Shanghai's 50km Radius Urban Transformation
Section 1: The Hourglass EconomyDemographic patterns reveal:• Dual-City Professionals: - 680,000 daily cross-border commuters (2025 data) - "T
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"Beyond the Ring Roads: How Shanghai's Gravity Reshapes the Yangtze Delta"
1. The 90-Minute Commute Revolution (800 words)• Transit Network Expansion: - Cross-province metro lines (Suzhou-Songjiang Express Line) - Float
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