2025-05-28 03:29 | 0 阅读 The Dragon's Head Rises: Shanghai's Metropolitan Dominance in the Yangtze River Delta Infrastructure Revolution (2025 Update)1. Transport Networks:- 4,800km high-speed rail operational (world's densest)- 22 cross-city subway lines under construction- Yangtze River Tunnel System (cuts Jiangsu access to 28 minutes)- Smart traffic mana