超越重庆、杭州，南京轨道交通今年将大爆发

Core Insights - Nanjing's metro system has surpassed 500 kilometers in operational length, positioning it closely behind Hangzhou and ahead of Chongqing, with expectations to exceed Hangzhou by the end of the year [1][4][5] Group 1: Operational Data - As of August 2025, Nanjing's metro operational length reached 507.8 kilometers, surpassing Chongqing's 501.5 kilometers and nearing Hangzhou's 516 kilometers [4] - The increase in Nanjing's operational length by 24.5 kilometers in August was primarily due to the opening of the northern section of Metro Line 5 [4][5] - Nanjing's metro system is projected to reach a total operational length of 524.4 kilometers by the end of the year, with the potential to exceed 580 kilometers if all planned projects are completed [5] Group 2: Future Developments - The Nanjing government aims to complete several metro projects this year, including the opening of Line 5, the third phase of Line 3, and the second phase of Line 10 [5] - If all five planned projects are completed, Nanjing could potentially rank 6th in the country, surpassing Wuhan's current operational length of 561.2 kilometers [5]