King Shangyuan year (766 years), renamed River County, here for five generations, Song, Yuan, where the county has notfen zhou governance reform, during which military Song Fenyang County home.

• 肃宗上元元年（766年），县名改称西河，历五代、宋、元，汾州治所在县城亦未改，其间，宋置汾阳军于县。