Complete the missing function. Each plot involved in planning and design is interdependent and interrelated. If a site wants to achieve good development, it needs to function with the surrounding echo. In the process of rural green space planning, due to the construction of modern traffic and the demand of other functional facilities, the coordination between the plot and the surrounding land is neglected, which leads to the lack of vitality of the plot, and also leads to the fragmentation of some plots, making up public building areas, static open space areas, dynamic interactive areas, children's activity areas, sale areas, square areas and so on, and spreading the functional areas of various sites in the village to each other.