Core Points - The publication of the "National Island Code" (HY/T0119—2024) marks a significant step towards standardized, refined, and information-based management of islands in China [1] - The standard addresses long-standing issues related to the lack of a unified and authoritative identification system for islands, which has hindered effective management and data sharing across different departments and sectors [1] Group 1 - The "National Island Code" provides a unique, permanent identification code for each named island, ensuring a "one island, one code" system [1] - The code structure is designed to reflect geographical location and type, facilitating identification and classification management [1] - The standard is based on principles of scientificity, normativity, uniqueness, stability, and scalability, allowing for future expansion to meet new management needs [1] Group 2 - The implementation of the "National Island Code" supports various management activities such as investigation, rights registration, planning, protection, utilization, law enforcement, and statistics by providing a unified identity [2] - It enhances information sharing and collaboration across departments, levels, and regions, establishing a foundational link for data exchange [2] - The standard aids in constructing a comprehensive database for islands, supporting data-driven decision-making in areas like resource management, policy formulation, ecological restoration, and disaster prevention [2]