The Tianjin Tower, or Jin Tower (Chinese: 津塔; pinyin: Jīntǎ), or Tianjin World Financial Center (Chinese: 天津环球金融中心; pinyin: Tiānjīn Huánqiú Jīnróng Zhōngxīn) is a modern supertall skyscraper located in the Heping Business District of Tianjin, China, on the banks of the Hai River. The mixed-use tower is 336.9 metres (1,105 ft) tall and contains 74 floors above ground and 4 below, with an observation deck at 305.2 metres (1,001 ft). The area of the glass unitized curtain wall, manufactured by Jangho Group, is 215,000m².