Happy Valley Shanghai (Chinese: 上海欢乐谷; pinyin: Shànghǎi Huānlè Gǔ) is an amusement park in Shanghai, China. The park is located in Songjiang District, approximately 40 kilometers (25 mi) from downtown Shanghai. It covers an area of 863,500 square metres (213.4 acres). Opened on 16 August 2009, it is the fourth installation of the Happy Valley theme park chain.