With the social and economic development and the continuous improvement of people’s requirements for spiritual civilization, urban gardens play an increasingly important role in this development process. From the protection of urban ecological environment and the improvement of urban green space rate to the functional places for people's leisure activities and sports entertainment, from the city image card to the interpretation of the entire city culture, urban parks have become a comprehensive image representative of the city, It plays an important role in highlighting urban characteristics. Therefore, this paper analyzes and studies the construction of modular information fusion(IF) model system of urban landscape(UL) design process. The basic principles of planning and design of urban garden style landscape community and the IF model system are briefly analyzed; This paper discusses the basic process of modular IF in the process of UL design, and then analyzes the overall planning and design of UL.