Group 1 - The core idea of the articles revolves around the community governance model in Dandong City, emphasizing the importance of efficient service delivery and resident engagement in improving the quality of life for elderly residents [1][2][3] - The "15-minute dual service" model is highlighted as a key initiative, ensuring that residents can access services within a short distance and time, thereby enhancing community support [1] - The establishment of bilingual services and volunteer programs, particularly involving the Korean ethnic community, demonstrates a commitment to inclusivity and effective communication in community services [2] Group 2 - The comprehensive approach of "Party building + renovation + autonomy" is being implemented to address issues in old residential areas, leading to significant improvements in infrastructure and community facilities [3] - The introduction of a tripartite mechanism involving community leaders, property managers, and resident representatives has effectively resolved long-standing issues such as water accumulation during rainy days [3] - Various community initiatives, including the establishment of "warm bee stations" and "love public welfare funds," have provided essential support to vulnerable groups, showcasing a model of shared governance and mutual aid [3]