Group 1: Core Concepts - The construction of beautiful cities and "waste-free cities" share a common pursuit for future urban development, focusing on high-quality living and sustainable development [1] - The "five beauties" goals of beautiful city construction—green and low-carbon, beautiful environment, ecological livability, safety and health, and smart efficiency—align closely with the principles of waste reduction, recycling, and safe disposal in waste-free cities [1] Group 2: Implementation Strategies - Emphasizing source reduction and green transformation is essential for solidifying the foundation of beautiful city construction, requiring collaboration among various departments to manage solid waste effectively [1][2] - The integration of resource recycling and facility fusion is crucial for enhancing the operational efficiency of beautiful cities, promoting a comprehensive approach to solid waste management [2] - The establishment of a "multi-network integration" system for urban solid waste collection and transportation is necessary to facilitate high-value utilization and clean regeneration of solid waste [2] Group 3: Safety and Regulation - Strengthening digital empowerment and information management is vital for enhancing the safety baseline of beautiful cities, particularly in the regulation of hazardous waste [3] - The development of new technologies for the comprehensive utilization of emerging solid waste types, such as retired batteries and solar panels, is a priority [3] Group 4: Value Creation and Community Engagement - The implementation of "waste-free cells" and the cultivation of demonstration models like "waste-free campuses" and "waste-free business circles" are key to enriching the development connotation of beautiful cities [4] - Establishing a green financial support system for waste-free city construction can enhance the availability of financial products for waste-free industries [4] - The focus on transforming solid waste recycling into a resource for green and low-carbon transitions is essential for realizing ecological and economic benefits in beautiful cities [4]