Core Insights - The economic performance of 15 sub-provincial cities in China varies significantly, with Chengdu and Wuhan showing strong growth in GDP and service sectors [3][6][12] Group 1: Economic Growth and Performance - Chengdu's GDP reached 1.82 trillion yuan in the first three quarters, ranking third among sub-provincial cities, with a year-on-year growth rate of 5.8%, the second highest [3][6] - Wuhan's GDP was 1.55 trillion yuan, ranking fifth, with a year-on-year growth of 5.6%, the fourth highest [3][6] - Shenyang lagged behind with a GDP growth rate of only 2.3%, less than half the national average [3] Group 2: Service Sector Contribution - The rapid growth of the service sector is a key driver for Chengdu and Wuhan, with Chengdu's service sector contributing 70% to its GDP and Wuhan's contributing 65% [6][8] - Both cities achieved service sector growth rates of 6%, surpassing the national average of 5.4% [6][8] - Shenzhen also performed well, with a service sector growth rate of 6.6%, contributing 65% to its GDP [8] Group 3: Industrial Growth in Other Cities - Dalian and Xiamen, part of the third tier of sub-provincial cities, showed significant industrial growth, with Dalian's industrial GDP growing by 8% and Xiamen's by 7% [14][16] - Dalian's GDP for the first nine months was 724.8 billion yuan, while Xiamen's was 641.9 billion yuan [14][16] Group 4: Overall Economic Contribution of Sub-Provincial Cities - The total GDP of the 15 sub-provincial cities reached 19.3 trillion yuan, accounting for 19.06% of the national GDP, marking the highest contribution since the start of the 14th Five-Year Plan [19][20] - The second tier of sub-provincial cities has seen an increase in GDP share from 29.9% in 2019 to 31.6% in 2025 [21][23]