Core Viewpoint - The Fifteenth National Games successfully addressed the issue of post-event venue utilization through forward-looking planning, emphasizing a "simple, safe, and exciting" event philosophy, with over 90% of venues being renovated existing facilities and only five newly constructed [1] Group 1: Venue Utilization and Planning - The key to post-event venue operation lies in transforming venues from single-sport functions to multi-functional spaces that include sports, culture, commerce, and community, achieving a dynamic balance between high-end commercial activities and public services [1] - The renovation of venues for the Fifteenth National Games incorporates green energy-saving designs, smart operations, and human-centered designs, focusing on post-event public use [2] - The Guangdong Olympic Sports Center's renovation included significant energy-saving measures, such as reducing air conditioning load by nearly 30% and installing photovoltaic panels to cut carbon emissions by approximately 200 tons annually [2] Group 2: Smart and Safe Upgrades - The Guangzhou Sports Center's renovation emphasizes smart and safety needs, featuring AR navigation for enhanced viewing experiences and upgraded infrastructure to meet international standards [3] - The Guangzhou Sports Center serves as a model for accessibility, providing sign language and text services, as well as barrier-free facilities for diverse user groups [3] Group 3: Community Integration and Fitness Promotion - Large-scale events can effectively stimulate societal interest in sports, and the successful integration of venues into urban life post-event is crucial for promoting public fitness [4] - Various case studies illustrate the diverse post-event utilization of venues, such as the Guangdong Olympic Sports Center transforming into a public fitness area and the Tianhe Sports Center evolving into an open fitness park [5] - Venue operations post-event often adopt government-led, public-private partnership, or market-oriented models, which are flexible based on local economic conditions and policies [5] Group 4: Regional Strategies and Sustainable Development - The utilization of venues can be enhanced according to the city's positioning, with Guangdong focusing on comprehensive venue accessibility, Hong Kong leveraging high-end events, and Macau catering to unique cultural and sports needs [6] - The renovation and post-event utilization of venues for the Fifteenth National Games create a virtuous cycle of "promoting venues through events, driving production through venues, and benefiting the public," integrating venues into urban life and supporting public health and cultural development [6]