Group 1 - The "Leisure Football" league in Jiangning District, Nanjing, officially launched on August 30, 2023, marking the beginning of a three-month football festival with weekly matches [1][9][12] - The league features 13 teams from 10 streets and 3 major parks in Jiangning, competing in a single round-robin format followed by knockout rounds [9][12] - The event aims to enhance community engagement and promote local culture, with various activities and local delicacies available at the match venues [10][12] Group 2 - Jiangning has a rich history in football, having established a comprehensive football event system since the 1990s, which includes various leagues and tournaments [13][14] - The district is also focusing on integrating sports with tourism and cultural industries to foster economic growth and innovation [14] - Jiangning is positioning itself as a regional hub for technological innovation, with over 2,500 high-tech enterprises and numerous educational institutions contributing to its development [14]