Core Insights - The upcoming 15th National Games will be the largest in scale to date, hosted jointly by Guangdong, Hong Kong, and Macau, without the construction of new large venues, relying instead on the renovation of existing facilities [1][4] Venue Upgrades and Sustainability - The Guangdong Olympic Sports Center has been upgraded to a green, low-carbon venue, incorporating 800 photovoltaic panels that will reduce carbon emissions by 200 tons annually [4] - The design of the venues emphasizes user experience, with features such as seating in Shenzhen's sports center brought as close as 9 meters to the field to enhance spectator engagement [4] Post-Event Utilization and Community Integration - All permanent venues have been assigned post-event utilization plans to ensure a 100% usage rate after the games, with flexible seating arrangements allowing for quick transitions between different types of events [4][7] - The Guangdong Olympic Sports Center has been transformed into an all-weather fitness platform for the public, while the Shenzhen Sports Center features an underground commercial street connecting multiple themed sports parks, promoting community fitness [7]