The Yeda,rising in the region north of the Great Wall,moved eastward to the Tarim Basin,attacked the Rouzhi in the south and set up a state in the late fifth century. They crossed the Pamirs,and once controlled part of southern Xinjiang.

• 哒，起于塞北(古指长城以北地区)，五世纪末东进塔里木盆地，南攻月氏，建立政权，并越过帕米尔高原，曾一度控制南疆部分地区。