Silicon Delta: How Shanghai's Tech Spillover is Transforming the Yangtze Hinterland I. The Tech Spillover Phenomenon (2024 Data) • 1st Tier Recipients (60-90min commute): - Suzhou Industrial Park: 487 Shanghai-spawned startups - Wuxi National Hi-Tech District: $3.2B annual tech transfers - Nantong: 42% annual growth in