Khroskyabs or Lavrung (native name: bósʁæi "Tibetan language", Chinese: 绰斯甲语; pinyin: Chuòsījiǎ yǔ) is a Rgyalrongic language of China. It is called Guanyinqiao in Ethnologue after a town in western Sichuan where one dialect of the language is spoken, Thugsrje Chenbo (Wylie: thugs rje chen bo). It has been referred to as Lavrung in previous publications.