Abstract: Longbeicun parking lot is built for L4 subway in Beijing, and it is responsible for 20 subway trains' parking, overhaul and scouring.It is located in the the three mountains and five gardens scenic spot, and to the north of the Summer Palace.According to the environment characteristics of the site, archaized architecture design techniques are adopted for the architectural layout, architectural modeling, colors and other details including building elevation and eaves, to harmonize the large-scale steel structure workshop to the scenic spot.