Labrang Monastery is one of the six great monasteries of the Geluk (Yellow Hat) school of Tibetan Buddhism. Its formal name is Gandan Shaydrup Dargay Tashi Gyaysu Khyilway Ling; commonly known as Labrang Tashi Khyil; or simply Labrang. The monastery was founded in 1709 by the first Jamyang Zhaypa; Ngawang Tsondru. It is Tibetan Buddhism's most important monastery town outside the Tibetan Autonomous Region.