Group 1 - The project aims to enhance urban living through digital technology and international cooperation, focusing on community engagement and youth participation [10][15][18] - The initiative includes contributions from 11 countries, showcasing diverse approaches to urban sustainability and smart city development [8][9] - The Shanghai Metro is leading the development of a comprehensive digital maintenance platform, integrating various professional systems for improved operational efficiency [17][19] Group 2 - The project has organized numerous activities during its implementation, generating significant community engagement and feedback [15] - The Shanghai Manual serves as a guideline for sustainable urban development, with annual reports highlighting progress and best practices [6][8] - The initiative emphasizes a holistic approach to urban governance, addressing social, economic, environmental, and cultural aspects [9][10]