Urban spatial order is the basic law that human social activities must follow, which directly affects the spread of ecological civilization thought and the construction of ecological city. To discuss the urbanization process from a perspective of ecological civilization, this paper focuses on target identification, population agglomeration, productivity development, trade promotion and unity and harmony, and the system restriction to analyze the essence of urban spatial order, precondition and motivation of the spatial order, the rule of evolution and the guarantee of order's running. It is concluded that the spatial order of the city is composed of three aspects:natural ecology, morphological function and human ethics, and the formulation of any spatial system must follow the three principles of fairness, balance of interests and spatial benefits in order to construct and develop a contemporary eco-city.

ecological civilization  /  urban spatial order  /  ontology of motivation  /  unified harmonious