Through the elaboration of the concept of the microcirculation system, it is analyzed that it is highly similar to the circulatory system and the transportation system. Firstly, the parking space structure of the traffic space structure of the microcirculation system, the traffic microcirculation road network composition of the commercial complex parking garage, and the traffic microcirculation system of the commercial complex multi-storey parking garage are described. Organizational characteristics Analysis of traffic problems and microcirculation system characteristics of multi-storey parking garages in commercial complexes.