The design fully considers the office characteristics of the procuratorate - the internal office part, the room for handling cases and the room for self investigating cases, which are independent and interrelated. On the ground floor are all kinds of functional rooms, which are convenient for case handling and external office. The internal office building is placed on it and connected by vertical traffic to create a convenient, efficient and transparent modern office mode. The building outline emphasizes the regular vertical treatment, and adopts the small area window which adapts to the climate.