late in 444, emperor wen of liu song officially created juqu anzhou the prince of hexi. very little is known about his reign at gaochang, other than that he continued to use juqu wuhui's era name of "chengping", and that after he seized the forces under the command of juqu wuhui's son juqu ganshou (沮渠乾壽), juqu ganshou surrendered to northern wei. it appeared that juqu anzhou tried to maintain a good relationship with rouran. however, in 460, for reasons unknown, rouran attacked gaochang and killed juqu anzhou, and then his clan. rouran forces made kan bozhou (闞伯周) the king of gaochang instead.