Yong-le: Year 15, Month Intercalary 5, Day 11
25 Jun 1417
In Jiao-zhi, police offices were established in Dong-chao and other subprefectures and counties. The offices were established at Gu-nian River and Xia-mu-fen (Alt: Xia-mu-weng) in Dong-chao Subprefecture, A-nie Hamlet in Zhi-feng County, Dan River in Si-qi County, Ge-qi River-port in Shan-cai County, Ma-lao River in Ping-he County, Jing River Heights (Alt: Shi River Heights) in Xia-shan County, Hu-chen in Jing-an County, Da-long in An-he County, Xin-an Hamlet and Dan-shui River in Dong-chao County, Zhu-dong Hamlet in Shui-tang County, Po-yi River in Tong-li County, Yu River-port in Bu County, Yang-bian Hamlet in Yan Subprefecture, Ke-leng River in Jie River County, San-yi River in You-she County, Po-men Hamlet in Si-rong County and Tuo-men River-port in Xin-an County. As the four counties of Jie River, Gu-du, Si-rong and Xin-an in Yan Subprefecture all had few people, it was ordered, if they could not supply the necessary archers, that native troops from the guards and battalions be allocated to make up the shortfall.
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 13, page 2007/08