Group 1 - The article highlights the extreme heat conditions during the 2025 Shanghai Rolex Masters, with temperatures reaching 35°C, prompting the organizing committee to implement various cooling measures for players and spectators [1][2] - The organizing committee has deployed 1,500 kilograms of ice and set up nearly 60 cooling devices in high-traffic areas to combat the heat, ensuring a comfortable environment for both players and fans [1][2] - Medical teams are on high alert, with facilities prepared to handle heat-related incidents, demonstrating the importance of health and safety measures during the event [2] Group 2 - The event has introduced free cooling supplies such as cooling oil and ice packs at various locations, enhancing the overall spectator experience [2][3] - Indoor spaces have been transformed into "natural cooling ports," providing air-conditioned areas for fans to relax while enjoying the event [2] - The local star player, Shang Juncheng, successfully competed under these challenging conditions, emphasizing the effectiveness of the cooling measures in supporting athlete performance [2]