The Urban SDG Knowledge Platform project is a follow up of the 2016 Urban SDG Forum, and the Asia Pacific region's answer to resolve the APUF-6 Jakarta Call for Action. The project, through exchange of exemplary sustainable urban development cases, fosters collaborative efforts and C2C cooperation to further enable cities to develop and adopt innovative solutions to shared urban challenges in the Asia Pacific region. RECIPRO:CITY is the first official publication of the Urban SDG Knowledge Platform containing some of the best sustainable urban development cases from the Urban SDG Knowledge Platform database.