Group 1 - The 15th National Games is approaching with a countdown of 100 days, showcasing innovative technologies from Hong Kong, including a passive cooling coating that can reduce indoor temperatures by approximately 5°C without electricity [1] - This "zero electricity air conditioning" technology is expected to save around 380,000 kWh of electricity and reduce nearly 200 tons of CO2 emissions during the event, contributing to a "green National Games" [1] - Additionally, a precise indoor positioning technology developed by a Hong Kong team enhances the spectator experience by providing navigation directly to their seats through a mobile app [1] Group 2 - Approximately 40% of the core technologies used in this year's National Games originate from Hong Kong, reflecting the region's commitment to innovation and its integration into national development [2] - The Hong Kong government has actively promoted innovation through initiatives like the "Hong Kong Innovation and Technology Development Blueprint" and the establishment of a HKD 10 billion innovation fund, facilitating the transition of technology from labs to markets [2] - The collaboration between Hong Kong and mainland China in the Lok Ma Chau Loop Science and Technology Innovation Cooperation Zone exemplifies an efficient "Hong Kong R&D + Mainland Transformation" model, showcasing the synergy with the Greater Bay Area market [2]