In 672, Li Xian's title was changed to Prince of Yong, and he was given the titles of commandant at Liang Prefecture (涼州, roughly modern Wuwei, Gansu), but continued to also serve as general and prefect of Yong Prefecture.
In 672, Li Xian's title was modified to Prince of Yong, and he received the positions of commander at Liang Prefecture (roughly modern Wuwei, Gansu) and general and prefect of Yong Prefecture, but continued in these roles.