Tieguanyin is a premium variety of Chinese oolong tea originated in the 19th century in Anxi in Fujian province. Tieguanyin produced in different areas of Anxi have different gastronomic characteristics. The tea is named after the Chinese Goddess of Mercy Guanyin, who is known in Japan as Kannon and in Korea as Gwan-eum. Guanyin is a female embodiment of Avalokiteśvara Bodhisattva. Other spellings and names include "Ti Kuan Yin", "Tit Kwun Yum", "Ti Kwan Yin", "Iron Buddha", "Iron Goddess Oolong", and "Tea of the Iron Bodhisattva". It is also known in the abbreviated form as "TGY".