Core Viewpoint - The Ministry of Natural Resources has approved the "Guidelines for Revitalizing and Optimizing Urban Stock Space Planning," addressing the technical standards for urban stock space planning [1] Group 1: Urbanization and Stock Space - China's urbanization rate has surpassed 67%, with over 70% of urban development occurring within existing stock space [1] - Revitalizing and optimizing urban stock space includes the disposal of idle land, redevelopment of inefficient land, comprehensive rectification of construction land, and the renovation of old towns, factories, and villages [1] Group 2: Planning Mechanisms - The guidelines enhance the hierarchical transmission mechanism of planning goals, ensuring project generation and implementation align with planning intentions while maintaining baseline requirements [2] - Shanghai integrates urban renewal into the land space planning system, emphasizing the overall urban planning framework [2] - The guidelines implement dynamic planning to address the broad and scattered nature of projects during the stock quality improvement phase [2] Group 3: Dynamic Maintenance Mechanism - A dynamic maintenance mechanism for detailed planning modifications has been established, allowing for real-time updates and collaboration across the approval results [2]