《徐霞客游记·滇游日记二十》
于是顺南山从溪南岸行走，二里，溪北岸山下有个村子，名百户营。
于是循南山行溪之南，二里，有村在溪北山下，曰百户营。
So, following the south mountain and walking along the south bank of the stream, two miles, there is a village at the foot of the mountain on the north bank of the stream, called Baihuy.