Horpa or Stodsde skad is one of several closely related Rgyalrongic languages of China. The term Stodsde skad is a Tibetan name meaning "language of the people of the far Northwest".The cluster of languages variously referred to as Stau, Ergong or Horpa in the literature are spoken over a large area from Ndzamthang county (in Chinese Rangtang 壤塘县) in Rngaba prefecture (Aba 阿坝州) to Rtau county (Dawu 道孚) in Dkarmdzes prefecture (Ganzi 甘孜州), in Sichuan province, China.