Group 1 - The core idea emphasizes the importance of mass sports as the foundation for a strong sports nation, with the promotion of national fitness becoming a strategic priority since the 18th National Congress [3][8] - The increasing popularity of sports as a lifestyle choice is contributing significantly to the construction of a healthy China [3] - Chengdu is hosting major international sports events, enhancing public enthusiasm for sports and improving local sports facilities [6][19] Group 2 - Chengdu has developed over 64,100 sports facilities and constructed more than 5,000 kilometers of greenways by the end of 2022, aiming to become a "sports city" [19] - The integration of professional events with mass sports activities is driving the development of sports in Chengdu, focusing on meeting the needs of the public [8] - The city is transforming various urban spaces into recreational areas for citizens, further promoting sports participation [19]