Tanggulashan, or Dangla Town, is a town in the southwest of Qinghai province, China. It forms the southern exclave of the county-level city of Golmud, in Haixi Mongol and Tibetan Autonomous Prefecture, partially administrated by Amdo County, Tibet Autonomous Region since 1963 and still officially a territory of Yushu Prefecture, Qinghai under trust administration of Golmud, Haixi Prefecture, Qinghai. Before the local administrative reform of 2005, it was known as Tanggula Township (唐古拉乡). It is the only place in China simultaneously under jurisdiction of three prefectures.

The Tanggula, Tangla, Tanglha, or Dangla Mountains is a mountain range in the central part of the Qinghai-Tibet Plateau in Tibet. Administratively, the range is in the Nagqu Prefecture of the Tibet Autonomous Region, with the central section extending into the Tanggula Town and the eastern section entering the Yushu Tibetan Autonomous Prefecture of Qinghai province.