Abstract:The proportion of children living in cities is gradually increasing with the development of urbanization, but children are facing to a variety of health problems caused by insufficient space for outdoor activities. Therefore it is urgent to incorporate the concept of child-friendly into the new round of urban renewal. Based on the principles of safety, accessibility and participation, this paper puts forward the traffic friendly, space friendly and participation friendly strategies to guide the micro-renewal of urban public space, that is, to create a safe street environment, reasonably arrange children’s activity space in combination with community life circle, encourage children to participate in activities that meet their age characteristics, and expects to promote the urban micro-renewal with the child-friendly concept to achieve the goal of building a child-friendly city.