Group 1 - The Natural Resources Department's Second Topographic Survey Team is conducting a comprehensive risk data update for natural disaster prevention in Shaanxi Province, involving multiple industries and covering 23 core data categories across 107 counties [1][2] - The data update includes major disaster-causing data, disaster-bearing body data, comprehensive disaster reduction resources, key hazard data, historical disaster data, assessment and zoning product data, and basic base maps [1] - A "three-level linkage" mechanism is being implemented to promote the work, with technical standards established and training organized for local counties to ensure data quality through a "dual-check" system [1][2] Group 2 - The Second Topographic Survey Team is utilizing software-assisted quality inspection to build a robust data quality control system, ensuring high-quality data collection, updating, and storage [2] - Strict data security management responsibilities are being enforced, including the establishment of confidentiality management systems and training to prevent data leaks [2] - The team emphasizes the principles of "quality first, safety paramount, and application-based" to provide solid data support for building a comprehensive disaster prevention system in Shaanxi Province [2]