With the accelerating urbanization process of China, more and more motor vehicles appear in the city and the parking lot is developed in the large-scale, multi-oriented direction. Due to the unreasonable planning and management, the difficulty of parking and picking up the car in the large parking lot becomes more and more obvious. In this paper, by adopting vehicle guidance system and parking information enquiry system, using level-induced parking and taking the lead in importing the enquiry terminal, the author makes the design and planning again aiming at the common difficulty of parking and picking up the car in large parking lot.