Shanghai and the Yangtze River Delta: China's Economic Crown Jewel Enters New Era The Economic Powerhouse Redefining GlobalizationThe Shanghai-centered Yangtze River Delta region now represents:- 1/4 of China's total GDP ($4.9 trillion in 2025)- 42% of China's Fortune 500 companies- 8 of China's 15 busiest container ports- 35 mi