ExploreShanghai is the best metro map of Shanghai. For the full interactive experience, you must install Flash Player and have Javascript enabled. If you don't have Flash, you can download a large image version of the map.
There are currently eight lines on the Shanghai Metro: Line 1, Line 2, Line 3, Line 4, Line 5, Line 6, Line 8 and Line 9.
The most popular stations on the Shanghai metro: People's Square, Century Avenue, Shanghai Railway Station, Zhongshan Park, Shanghai Indoor Stadium, Zhangjiang Hi-Tech Park, Shanghai South Railway Station, Jing'an Temple, East Nanjing Road, Guilin Road.