Shanghai and Beyond: How China's Financial Capital Shapes the Yangtze River Delta Megaregion Section 1: The Economic EngineMetropolitan Statistics (2025):- GDP: ¥6.8 trillion (Shanghai proper)- Satellite cities contribute additional ¥9.2 trillion- 43 Fortune 500 regional HQs in Shanghai- 68 R&D centers in surrounding tech parksSection 2: