Core Viewpoint - The recent upgrade of the "Tianditu" (Sky Map) represents a significant transformation from a traditional geographic information service platform to a comprehensive service platform that integrates map services, public education, and natural resource management [1][3]. Group 1: Transformation and Features - The upgraded Tianditu includes new sections titled "Beautiful Nature" and "Beautiful Life," which aggregate specialized geographic information data related to natural resources such as forestry, marine, and geological data [1][2]. - The platform now features 18 specialized topics, including national parks, marine economy, and geological heritage, all integrated on a single geographic base map [1][2]. - Users can access detailed information about specific topics, such as the geographic distribution of national parks and historical data about islands, enhancing the user experience through multimedia content [2][3]. Group 2: User Engagement and Application - As of April 2025, Tianditu has over 1.24 million registered developers and has authorized over 1 million applications, with an average of over 1 billion daily service interface accesses [3][4]. - The platform supports over 5,400 government users and approximately 18,000 enterprises, facilitating the sharing and opening of geographic information resources [3][4]. - Tianditu serves various sectors, including natural resources, water conservancy, and environmental protection, significantly improving government management efficiency [4][5]. Group 3: Data Management and Updates - Tianditu has established a dynamic updating model through collaboration between professional departments and social forces, ensuring the accuracy and timeliness of data resources [5][6]. - The platform has built a network of over 300 county-level nodes, ensuring a unified service system characterized by standardization and rapid updates [6]. - Each year, Tianditu releases new versions and updates its data sets at least once per administrative region, continuously enriching its data resources [6].