Group 1 - The core idea of the articles highlights the development of a comprehensive age-friendly society in Neijiang, focusing on the needs of both the elderly and children, thereby enhancing the quality of life for all residents [1][2][4] - Neijiang has invested over 1.2 billion yuan in the construction of a senior service center, which will provide 500 beds and integrate healthcare, leisure, and cultural services [1] - The city has completed the renovation of 177 old residential communities, adding 314 elevators and making 913 homes more suitable for elderly residents [2] Group 2 - The establishment of community-based facilities, such as the 1,400 square meter cultural practice station, offers various spaces for children and elderly activities, fulfilling the needs of both demographics [2] - Neijiang has implemented free public childcare programs during school breaks, addressing the needs of working families and ensuring children have access to engaging activities [3] - The senior service center adopts a "public-private partnership" model, focusing on providing affordable and accessible care for the elderly, particularly those with disabilities [2]