《元史·本纪·卷十六》
二十五日，把江阴路降格为州，宜兴府降格为县，均属于常州路管辖。
己未，降江阴路为州，宜兴府为县，并隶常州路。
The 25th, Jiangyin Road was downgraded to Prefecture, and Yixing Prefecture was downgraded to County, both under the jurisdiction of Changzhou Road.