实景三维中国

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自然资源部、国家数据局联合发布2025年实景三维数据赋能高质量发展创新应用典型案例
Xin Hua Wang· 2025-08-31 02:59
Group 1 - The core event was the launch of the 2025 Surveying Law Promotion Day and National Map Awareness Week in Changsha, Hunan, where the Ministry of Natural Resources and the National Data Bureau released a list of 60 typical cases for high-quality development enabled by real-world 3D data [1] - The initiative aims to cultivate various application scenarios for real-world 3D data in China, accelerating the construction of an application ecosystem and enhancing the effectiveness of spatial geographic data to support high-quality economic and social development [1] - A total of 166 cases were submitted from various provincial natural resource and data authorities, with 60 selected after expert evaluation, covering six application scenarios including natural resource management and digital economy development [1] Group 2 - The construction of real-world 3D data in China has progressed through four stages: pilot exploration, localized application, comprehensive deployment, and accelerated application enablement, achieving significant advancements [2] - Data resources have reached a substantial scale, with terrain-level real-world 3D data covering all land territories and orthophoto imagery covering 22 national maps, while digital elevation models have been optimized to better than 5-meter grid [2] - Application services have formed a comprehensive system with over 100 application scenarios across 22 categories, including disaster prevention, smart security, and ecological protection, demonstrating the value of spatial geographic data in enabling high-quality development [2]
自然资源部:近300个城市完成城市三维模型构建
Sou Hu Cai Jing· 2025-08-25 10:01
Core Insights - The Ministry of Natural Resources of China has reported that nearly 300 cities at the prefecture level and above have completed 3D building modeling, which plays a significant role in urban renewal, public service, and empowering the digital economy [1][5]. Group 1: Technological Advancements - China has achieved self-controlled core technologies such as real-world 3D data collection and spatial identity coding, establishing a technical system characterized by intelligent modeling production, integrated management, and knowledge-based service applications [3]. - The Deputy Director of the Land Surveying and Mapping Division, Liao Anping, stated that by the end of 2025, China aims to initially establish a "3D China," with data elements already systematized and scaled [5]. Group 2: Applications and Future Plans - The 3D reality technology utilizes modern technologies like remote sensing, big data, cloud computing, and intelligent perception to create nearly identical 3D models of real-world scenes, forming a nationwide "one network" for sharing and applying 3D data [7]. - Future plans include leveraging advancements in artificial intelligence, large models, and spatiotemporal computing to further expand the application scenarios of 3D reality technology across various industries [7].
实景三维中国让城市管理向“新”向“智”行 赋能多领域更好服务民生
Yang Shi Wang· 2025-08-25 02:15
Core Viewpoint - The implementation of 3D modeling technology in urban planning and management is advancing rapidly in China, with nearly 300 cities having completed building models, significantly enhancing urban management and digital economy capabilities [1][3][5]. Group 1: 3D Modeling Technology Development - As of now, nearly 300 cities have completed the production of 3D building models, supporting urban renewal and enhancing the quality of life [1][3]. - By the end of 2025, China aims to establish a comprehensive 3D visualization system, with data elements already organized and scaled [3][7]. - The 3D technology system is characterized by intelligent modeling production, integrated management, and knowledge-based service applications [1][5]. Group 2: Applications in Urban Management - The 3D technology has been integrated into various sectors, including urban planning, disaster prevention, and cultural heritage protection, forming a nationwide data-sharing network [5][19]. - In Fuzhou, the 3D modeling has empowered over 60 fields, particularly enhancing urban management through real-time interaction with city infrastructure [8][10]. - The Fuzhou smart city management platform has created a 3D data foundation covering 188 square kilometers, enabling comprehensive spatial awareness and dynamic monitoring [14][16]. Group 3: Water Management Innovations - Fuzhou has utilized 3D modeling for urban water system management, completing models for 107 rivers and over 30 drainage stations, which aids in flood response and decision-making [19][21]. - The integration of IoT data allows for real-time simulation of flooding scenarios, significantly improving emergency response times during typhoons [23][31]. - The scientific scheduling system for water management has achieved an 88% peak flood reduction rate and a 50% reduction in average drainage response time [31].
实景三维中国建设加快赋能应用
Zhong Guo Zi Ran Zi Yuan Bao· 2025-04-30 01:13
Group 1 - The core viewpoint of the news is the significant progress made in the construction of a three-dimensional digital China, driven by the Ministry of Natural Resources through various stages of pilot exploration, localized application, comprehensive deployment, and accelerated empowerment [1][2] - The supply of data elements has been continuously enhanced, with 7.35 million square kilometers of digital elevation model data produced, 7.9 million square kilometers of basic geographic entity data completed, and 21 versions of orthophoto data with sub-meter/2-meter resolution covering the entire land territory of the country [1] - A total of 310 cities at the prefecture level and above have initiated three-dimensional city construction, resulting in approximately 110,000 square kilometers of urban three-dimensional model data produced [1] Group 2 - The technical standards and systems have been increasingly refined, comprising a technical standard system that includes technical outlines, 25 technical documents, and several national and industry standards, covering the entire construction process from design to quality control [2] - The application of three-dimensional digital China is expanding, with over 100 application scenarios across 22 categories, including disaster prevention, smart security, cultural heritage protection, land spatial planning, and online tourism [2] - The Ministry of Natural Resources plans to accelerate construction, focus on application, and build an ecosystem to support the development of high-quality geographic spatial data sets, aiding in natural resource management and land spatial planning [2]