《明史·列传·卷二百零九》
元朝征讨交时，在离铜柱一百里远的地方设立了永平寨万户府，派兵戍守，令交人供给军饷。
元征交阯，去铜柱百里立永平寨万户府，遣兵戍守，令交人给其军。
When the Yuan Dynasty conquered Chiao, it established Yongping Village Wanhu Mansion 100 miles from Tongzhu and sent troops to guard Yongping Village. Chiao was ordered to donate military uniforms.