Langmusi Town is a small town under the joint jurisdiction of Luqu County, Gannan Tibetan Autonomous Prefecture, Gansu Province, and Ruoergai County, Aba Tibetan and Yi Autonomous Prefecture, Sichuan Province, Bailongjiang passes through the town. Among them, Saichi Temple in Jiangbei belongs to Luqu County, Gansu Province, and is also called "Dacang Lang Mu Saichi Temple", Jiangnan is Geerdi Temple, belonging to Sichuan Ruoergai County, also known as "Dacang Lang Mugerdi Temple", two temples are Tibetan Buddhist Gelu temples.