Pengcheng Square Station of Line 1 of Xuzhou MRT system is located in downtown area with complex surrounding environment and strict constrain conditions. In the paper, the architectural design of Pengcheng Square Station is studied in terms of constrain conditions, station locations, station types, transfer modes and connecting line arrangement, so as to achieve the required station functions, transfer functions, rationality of construction of the Metro station and the running tunnels, passenger attraction, comprehensive development, comprehensive cost, operation safety and social significance. The typical design options for the Metro station are compared and proper solution is proposed. Furthermore, some advices are made on the design of similar Metro stations in the future.