▁C ao ▁Wei , ▁C ao ▁Jun ▁was ▁promoted ▁from ▁a ▁mar quis ▁to ▁a ▁du ke . ▁In ▁ 2 2 2 , ▁he ▁received ▁the ▁title ▁" Pr ince ▁of ▁Chen li u " ▁( 陳 <0xE7> <0x95> <0x99> 王 ). ▁Two ▁years ▁later , ▁his ▁prin ced om ▁was ▁changed ▁from ▁Chen li u ▁( 陳 <0xE7> <0x95> <0x99> ; ▁around ▁present - day ▁Ka if eng , ▁Hen an ) ▁to ▁X i ang yi ▁County . ▁In ▁ 2 3 2 , ▁during ▁the ▁reign ▁of ▁C ao ▁Pi ' s ▁son ▁C ao ▁R ui , ▁C ao ▁Jun ' s ▁prin ced om ▁was ▁re located ▁back ▁to ▁Chen li u . ▁C ao ▁Jun ▁died ▁in ▁ 2 5 9 ▁during ▁the ▁reign ▁of ▁C ao ▁Ma o . ▁ ▁C ao ▁Jun ▁was ▁succeeded ▁by ▁his ▁son , ▁C ao ▁A o ▁( <0xE6> <0x9B> <0xB9> <0xE6> <0xBE> <0xB3> ). ▁The ▁number ▁of ▁tax able ▁households ▁in ▁C ao ▁A o ' s ▁prin ced om ▁increased ▁throughout ▁the ▁reign s ▁of ▁the ▁Wei ▁em per ors ▁until ▁it ▁reached ▁ 4 , 7 0 0 . ▁ ▁See ▁also ▁ ▁C ao ▁Wei ▁family ▁trees # L ady ▁Q in ▁ ▁List s ▁of ▁people ▁of ▁the ▁Three ▁Kingdom s ▁ ▁Notes ▁ ▁References ▁▁ ▁Chen , ▁Sh ou ▁( 3 rd ▁century ). ▁Records ▁of ▁the ▁Three ▁Kingdom s ▁( S angu oz hi ). ▁ ▁Category : Year ▁of ▁birth ▁unknown