Sheshan, formerly known as Zose, is a pair of hills in Songjiang District in western Shanghai, China. The two hills are distinguished as East and West Sheshan, although the more important western hill is also called Sheshan on its own. East Sheshan has an elevation of 100.8 m (331 ft) and West Sheshan has an elevation of 118 m (387 ft), it is the highest point in Shanghai, there is a small valley between them. The area around the two hills is a forest park.