Northqi tian bao seven years (AD 556), the Spent Qingyuan, Lok Heung Fanyu, North Metro Yongning County into four county. Lexiang later renamed counties, Li Gao Yang County.

• 北齐天保七年（公元556年），废清苑、乐乡、樊舆、北新城四县入永宁县。后改称乐乡县，隶高阳郡。