01
Challenge Title
Regeneration of Underutilized Urban Spaces: Spatial Identification and Scenario Planning for Revitalizing Urban Vitality
Challenge Description：This challenge focuses on the identification and diagnosis, value assessment, renewal, and reuse of underutilized urban spaces. It explores the integrated application of multi-source data and intelligent technologies in revitalizing urban vitality, with the objective of developing a spatial-renewal scenario planning proposal that is innovative, implementable, and suitable for wider adoption.
Core Requirements：
1. Scenario Innovation: Develop renewal application scenarios for vacant land parcels, underutilized industrial sites, declining commercial districts, spaces beneath bridges, residual and marginal spaces, public spaces in aging residential communities, and other underutilized urban spaces.
2. Integration of Multi-Source Data and Information Technologies: Make integrated use of multi-source spatial data, including remote-sensing imagery, street-view images, points of interest (POIs), pedestrian-flow heat maps, and real-scene 3D data. Combine these data with technical methods such as AI-based recognition, GIS spatial analysis, and digital twins to support the identification of underutilized spaces, vitality diagnosis, value assessment, and renewal-scenario planning.
3. Problem Diagnosis: Analyze the current use, vitality index, spatial functions, infrastructure conditions, and renewal potential of underutilized spaces.
4. Solution: Develop a complete regeneration plan for underutilized spaces, covering problem diagnosis, renewal strategies, scenario planning, and an implementation pathway.
5. Value Demonstration: Analyze the potential benefits of the proposal in enhancing urban vitality, improving public spaces, introducing industries and business activities, strengthening community services, and supporting sustainable operation.
6. Optional Directions: Possible topics include the regeneration of underutilized industrial land, activation of vacant spaces, utilization of spaces beneath bridges, renewal of declining commercial districts, improvement of public spaces in aging residential communities, and revitalization of waterfront spaces.
Submission Requirements：
1. Solution document: submit a PDF document of approximately 5,000 Chinese characters, including the scenario description and problem analysis, technical solution, implementation pathway, and value demonstration.
2. Demonstration video: demonstrate the application outcomes of the proposed solution. The video shall not exceed eight minutes.
3. Spatial presentation deliverables: submit deliverables such as current-condition analysis maps, townscape or character identification maps, conservation and renewal plans, scenario-planning drawings, 3D models, digital exhibitions, or before-and-after renewal comparisons.
4. Optional prototype demonstration system: provide an accessible URL or a demonstration video.
5. Optional business plan: applicable to projects with potential for industrialization or commercialization.
02
Challenge Title
Digital Renewal of Historic Districts and Industrial Heritage
Challenge Description：This challenge explores the integrated application of space-air-ground information technologies and artificial intelligence in the conservation and renewal of historic districts, industrial heritage sites, and urban character areas. The objective is to develop a digital renewal solution that supports the inheritance of local culture, the adaptive reuse of space, and the replication and promotion of successful practices.
Core Requirements：
1. Scenario Innovation: Develop conservation, renewal, and adaptive-reuse scenarios for historic districts, industrial heritage sites, traditional urban character areas, aging industrial sites, cultural landmarks, and related settings.
2. Integration of Multi-Source Data and Information Technologies: Integrate multi-source spatial data such as remote-sensing imagery, UAV oblique photography, street-view images, and real-scene 3D data. Combine these data with GIS spatial analysis, AI-based recognition, AR/MR presentation, digital twins, and other technical methods to support the digital identification, documentation, presentation, renewal, and reuse of historic districts and industrial heritage.
3. Value Identification: Identify the townscape characteristics, cultural resources, surviving historic buildings and structures, spatial problems, and renewal potential of the selected historic environment.
4. Solution: Develop a complete digital renewal plan covering digital documentation, townscape conservation, spatial transformation, introduction of new functions, interpretation and communication, and operational reuse.
5. Value Demonstration: Analyze the potential benefits of the proposal in cultural-heritage conservation, continuity of urban memory, improvement of public spaces, integration of culture and tourism, introduction of new industries, and enhancement of the city brand.
6. Optional Directions: Possible topics include digital documentation of historic districts, adaptive reuse of industrial heritage, renewal of aging industrial sites, conservation and restoration of urban character areas, digital museums, AR-guided tours, and immersive cultural-tourism experiences.
Submission Requirements：
1. Solution document: submit a PDF document of approximately 5,000 Chinese characters, including the scenario description, problem analysis, technical solution, renewal strategy, and value demonstration.
2. Demonstration video: demonstrate the digital identification, modeling and presentation, renewal planning, and application outcomes for the selected historic district or industrial heritage site. The video shall not exceed eight minutes.
3. Spatial presentation deliverables: submit deliverables such as current-condition analysis maps, townscape or character identification maps, conservation and renewal plans, scenario-planning drawings, 3D models, digital exhibitions, or before-and-after renewal comparisons.
4. Optional prototype demonstration system: a digital-twin environment, AR/MR guide, digital museum, interactive map, web application, or AI-assisted design tool may be provided.
03
Challenge Title
Quality Enhancement and Micro-Renewal Design for Urban Public Spaces
Challenge Description：This challenge explores the integrated application of space-air-ground information technologies and artificial intelligence in the quality identification, problem diagnosis, and micro-renewal design of urban public spaces. The objective is to develop an urban-renewal solution that improves residents’ living environments and supports refined spatial governance.
Core Requirements：
1. Scenario Innovation: Develop quality-enhancement and micro-renewal scenarios for streets, squares, parks and green spaces, waterfront areas, areas surrounding schools and universities, community public spaces, commercial districts, and similar settings.
2. Integration of Multi-Source Data and Information Technologies: Integrate multi-source spatial data such as remote-sensing imagery, UAV imagery, street-view images, POIs, and pedestrian-flow heat maps. Combine these data with GIS spatial analysis, AI-based recognition, spatial-quality assessment, digital twins, and other technical methods to support public-space quality identification, problem diagnosis, and micro-renewal design.
3. Quality Diagnosis: Analyze problems relating to pedestrian friendliness, greenery and shade, facility provision, spatial safety, accessibility, active frontages, and user comfort in public spaces.
4. Solution: Develop a complete public-space micro-renewal plan covering problem identification, quality assessment, spatial optimization, provision of missing facilities, introduction of activities, and an implementation pathway.
5. Value Demonstration: Analyze the potential benefits of the proposal in improving public-space quality, enhancing residents’ daily lives, strengthening urban vitality, advancing refined governance, and supporting sustainable operation.
6. Optional Directions: Possible topics include street-space micro-renewal, pocket-park development, waterfront-space enhancement, optimization of community public spaces, child-friendly spaces, age-friendly renewal, and improvement of walking and cycling environments.
Submission Requirements：
1. Solution document: submit a PDF document of approximately 5,000 Chinese characters, including the scenario description and problem analysis, technical solution, implementation pathway, and value demonstration.
2. Demonstration video: demonstrate the application outcomes of the proposed solution. The video shall not exceed eight minutes.
3. Spatial presentation deliverables: submit quality-assessment maps, problem-diagnosis maps, micro-renewal design drawings, before-and-after comparisons, 3D models, visual dashboards, or related outputs.
4. Optional prototype demonstration system: an interactive map, GIS platform, digital-twin environment, AI-based recognition tool, web application, or mobile prototype may be provided.
04
Challenge Title
Digital Renewal and Resilience Enhancement of Underground Spaces
Challenge Description：This challenge focuses on the digital identification, safety assessment, functional activation, and coordinated above-ground and underground renewal of urban underground spaces. It explores the integrated application of space-air-ground information technologies with digital twins, AI-based diagnosis, structural-health monitoring, and related technologies in underground commercial streets, civil-air-defense facilities, utility tunnels, underground transport hubs, underground public spaces, and other settings. The objective is to develop a forward-looking, implementable, and scalable solution for underground-space renewal.
Core Requirements：
1. Scenario Innovation: Develop renewal scenarios for underground commercial streets, civil-air-defense facilities, underground passages, underground car parks, utility tunnels, underground transport hubs, and related spaces.
2. Technology Integration: Integrate technologies including ground-penetrating radar, 3D laser scanning, BIM, GIS, IoT, digital twins, and AI-based safety assessment.
3. Safety and Resilience Assessment: Assess the structural safety, disaster-prevention capacity, environmental quality, and emergency-evacuation capability of underground spaces.
4. Above-Ground and Underground Coordination: Propose renewal strategies that coordinate underground spaces with above-ground functions, facilitate the transfer of urban vitality, and improve transport connections.
5. Operational Viability: Explore sustainable operating models for underground spaces, including commercial, cultural, and community-service uses.
6. Optional Directions: Possible topics include the adaptive reuse of underground civil-air-defense facilities, renewal of underground commercial streets, intelligent operation and maintenance of underground utility tunnels, quality enhancement of underground transport hubs, resilient design of underground public spaces, and presentation of underground cultural heritage.
Submission Requirements：
1. Solution document: submit a PDF document of approximately 5,000 Chinese characters, including the scenario description and problem analysis, technical solution, implementation pathway, and value demonstration.
2. A demonstration video of no more than eight minutes.
3. Spatial presentation deliverables: provide an underground-space 3D model, structural-safety analysis diagrams, coordinated above-ground and underground design drawings, before-and-after renewal comparisons, or related outputs.
4. Optional prototype demonstration system: an underground-space digital-twin platform, AR-based underground navigation system, safety-monitoring dashboard, or similar prototype may be provided.