Nowadays, Shanghai has 4 Metro lines: Line No.1(Shanghai Railway Station-Xinzhuang), Line No.2(Zhongshan Park-Zhangjianggaoke), Line No 3, or Light Rail Train (Shanghai South Railway Station-Jiangwanzhen), and Line No. 5.
The main city scenery and shopping centres of Shanghai are along metro lines, so metro is a very convenient way for you to visit Shanghai.
No. 1, No. 2, No. 3, No. 5.