吐谷挥汗国是其始祖吐谷浑率领部众700户（《晋书》本传为“一千七百家”），从辽东徒河（今辽宁省大凌河）西迁明山（今内蒙古大青山），“属永嘉（307～312年）之乱，始度陇而西”①，止于施罕（今甘肃省临夏、永靖两县之间的抱罕山地区）。其后，他和他的子孙后代便以此为据 Votive state vomit is the vassal of its ancestor Tuyuhun 700 (“Book of Jin” This is “1700”), from the Liao Tung River (now the Daling River in Liaoning Province) to the West (now Inner Mongolia Castle Peak), “is a chaos in Yongjia (307 ~ 312 years), the beginning of the Long West”, ending in Shihan (Linxia, ​​Gansu Province, Yongjing County between the two counties in Han Shan area). Later, he and his children and grandchildren used it as evidence