Core Viewpoint - Suzhou is the only city among China's top ten GDP cities without a major civil airport, despite its significant economic growth and population size, raising questions about its transportation infrastructure and future development opportunities [1][2][6]. Group 1: Current Situation and Challenges - Suzhou's GDP has reached nearly 3 trillion, yet it remains the only city in the top ten GDP rankings without an airport, which is a notable anomaly in modern urban development [1][2]. - Surrounding cities like Beijing, Shanghai, and Chengdu have multiple airports, while Suzhou's lack of an airport has been a point of contention and ridicule, as highlighted in popular media [2][6]. - The latest "14th Five-Year" plan for Suzhou includes proposals for airport development, indicating ongoing efforts to address this infrastructure gap [6]. Group 2: Opportunities for Airport Development - A new wave of airport construction is underway in China, with several airports approved or under construction, providing a potential opportunity for Suzhou to advocate for its own airport [6][7]. - The Civil Aviation Administration of China aims to establish world-class aviation hubs by 2050, which could support Suzhou's airport ambitions [6][7]. Group 3: Historical Attempts and Obstacles - Suzhou has made multiple attempts to establish an airport since the 1980s, but these proposals have consistently been rejected, often due to concerns from neighboring Shanghai about losing air traffic [7][10]. - Previous proposals for airport locations have been thwarted by competing interests and the approval of nearby airports, such as the recent opening of the Jiaxing Nanhu Airport, which further encircles Suzhou [10][14]. Group 4: Existing Alternatives and Limitations - Currently, 65% of Suzhou's air cargo is routed through Shanghai airports, and 30% through Wuxi Shuofang Airport, indicating that existing infrastructure is somewhat meeting the demand [19][20]. - The proximity of multiple airports within a 150 km radius of Suzhou complicates the feasibility of constructing a new airport, as airspace is already congested [16][17]. - Suzhou has established connections to major airports through ground transportation, which diminishes the immediate necessity for a local airport [19][21]. Group 5: Potential Pathways Forward - To realize its airport aspirations, Suzhou may need to consider converting the existing military-use Guangfu Airport into a dual-use facility, similar to the approach taken by Jiaxing with its Nanhu Airport [24][33]. - However, the military significance of Guangfu Airport presents significant challenges to this potential transition, making it a complex issue [39][40].