How many exits are there from Shanghai Metro Line 9 to Pulu Station, and which exit is Hisense Plaza? Number four, number three. According to Baidu map, there are four exits from Shanghai Metro Line 9 to Pulu Station, among which Hisense Plaza is Exit 3. Shanghai Metro Line 9 is the sixth subway line in China and Shanghai, which was put into operation on February 29th, 2007.