Longemont (Chinese: 龙之梦,[2] literally: 'Dragon's Dream', also known as Cloud Nine Shopping Mall[3] or Shanghai Summit Shopping City[4]) is a 60-floor,[1] 238-meter (781 ft) tall skyscraper with a shopping mall at its base, and offices and Renaissance Shanghai Zhongshan Park Hotel[1] as its main body, completed in 2006 and located in Shanghai, China.

The building is primarily a shopping mall at the lower levels.

At night the skyscraper is lit by floodlights attached to the outside walls.

Longemont is located in western Shanghai, near Zhongshan Park.

An accident with an escalator in August 2015 resulted in the amputation of a man's leg.