The Southern Chancellory was charged with governing the sedentary population of the empire, mostly ethnic Han and residents of the conquered kingdom of Bohai. As such, there is evidence of at least limited Sinicization on the part of the Yelü clan.
The Southern Chancellory was responsible for managing the sedentary population of the empire, which consisted mainly of ethnic Han and residents from the conquered kingdom of Bohai. This implies that some level of Sinicization occurred within the Yelü clan.