Xujiahui is the name of an interchange station between lines 1, 9 and 11. of the Shanghai Metro. It is located in the Xujiahui area of Xuhui District, Shanghai.The station is one of the busiest in the metro system, and is extremely crowded during peak hours. Six large shopping malls and eight large office towers are each within no more than a three-minute walk of one of the station's exits. The station has a total of 18 exits, more than any other subway station in Shanghai.