Beyond the Bund: Exploring Shanghai's Metropolitan Expansion and Regional Integration [Article Content - 2700 words]SECTION 1: THE GREATER SHANGHAI VISION1.1 The 1+8 Metropolitan Circle Concept- Core city (Shanghai) + 8 surrounding cities- Population: 75 million across 35,800 km²- Economic output: ¥15 trillion (2024 estimate)1.2 I