Group 1 - The development of smart cities is a key task outlined in the Central Urban Work Conference, focusing on enhancing urban governance efficiency through new technologies like big data and IoT [1] - Guangzhou has implemented a city information modeling platform that integrates various urban governance scenarios, improving governance effectiveness and driving related industry growth [1][5] - The city information model serves as a virtual representation of urban infrastructure, with 5,861 buildings and 23.06 million square meters of facade maintenance information already integrated into the platform [5] Group 2 - The intelligent connected vehicle industry is rapidly developing in Guangzhou, with autonomous buses operating on a 3-kilometer route, benefiting from the spatial information provided by the city information model [7] - The city information model platform is expanding to include more scenarios, promoting the growth of associated software and hardware industries [9] - Experts indicate that China's urban development is shifting from large-scale expansion to improving existing stock, emphasizing the importance of innovative urban governance models and efficient smart city construction [9][11]