全球GDP50强城市大洗牌：深圳略逊新加坡，成都远超悉尼，南京逼近旧金山！

Core Insights - The recent global city GDP rankings reveal a significant shift in the economic landscape, with Chinese cities like Shenzhen, Chengdu, and Nanjing making notable advancements [1][8] - Shenzhen's GDP reached 36,802 billion yuan, closely following Singapore, while Chengdu surpassed Sydney for the first time with a GDP of 23,511 billion yuan [1][4] - The rise of these cities is attributed to geographical advantages, continuous policy benefits, and robust industrial innovation [1][8] Group 1: Shenzhen - Shenzhen's GDP of 36,802 billion yuan is just 2,185 billion yuan behind Singapore, marking a 12% reduction in the gap from the previous year [1][2] - The city is a core engine of the Guangdong-Hong Kong-Macao Greater Bay Area, benefiting from its proximity to the Pearl River Delta manufacturing base and international shipping routes [1][2] - Shenzhen leads in PCT international patent applications, accounting for 34.6% of the national total, with major contributions from companies like Huawei and Tencent [2] Group 2: Chengdu - Chengdu's GDP reached 23,511 billion yuan, surpassing Sydney by a narrow margin of 59 billion yuan, marking its emergence as a significant inland economic hub [4][5] - The city has developed a robust international air transport network, with a combined passenger throughput of 86 million at its airports in 2024 [4] - Chengdu's electronic information industry is a key driver, with a scale exceeding 2 trillion yuan, representing 38.7% of its GDP [4][5] Group 3: Nanjing - Nanjing's GDP reached 18,501 billion yuan, just 40 billion yuan shy of San Francisco, showcasing its competitive edge in the digital economy [7][8] - The city boasts a complete industrial chain in software and information services, with revenues reaching 820 billion yuan [7] - Nanjing's strong academic resources contribute significantly to its innovation, with 48 universities generating 65% of the city's invention patents [7]