▁Ji ang su ), ▁as ▁well ▁as ▁the ▁pre fect ▁of ▁its ▁capital ▁Run ▁Pref ect ure ▁( <0xE6> <0xBD> <0xA4> 州 ) ▁in ▁ 8 3 7 . ▁ ▁Later , ▁Lu ▁was ▁re called ▁to ▁be ▁the ▁deput y ▁minister ▁of ▁justice ▁( <0xE5> <0x88> <0x91> 部 <0xE4> <0xBE> <0x8D> 郎 , ▁X ing bu ▁Sh il ang ), ▁and ▁then ▁the ▁mayor ▁of ▁J ing z ha o . ▁ ▁In ▁ 8 4 3 , ▁when ▁Emperor ▁W enz ong ' s ▁brother ▁and ▁successor ▁Emperor ▁W uz ong ▁was ▁conduct ing ▁a ▁campaign ▁against ▁the ▁war l ord ▁Li u ▁Z hen , ▁Lu ▁served ▁as ▁the ▁deput y ▁minister ▁of ▁census ▁( <0xE6> <0x88> <0xB6> 部 <0xE4> <0xBE> <0x8D> 郎 ) ▁and ▁acting ▁director ▁of ▁fin ances , ▁and ▁also ▁was ▁in ▁charge ▁of ▁supp lying ▁the ▁troops . ▁ ▁It ▁was ▁said ▁that ▁as ▁a ▁result ▁of ▁his ▁work , ▁the ▁army ▁did ▁not ▁lack ▁supplies . ▁ ▁After ▁Li u ▁was ▁defeated , ▁Lu ▁was ▁made ▁the ▁military ▁governor ▁of ▁D ong ch uan ▁Circ uit ▁( 東 川 , ▁head qu arter ed ▁in ▁modern ▁M ian y ang , ▁S ich uan , ▁as ▁well ▁as ▁the ▁pre fect ▁of ▁its ▁capital ▁Z i ▁Pref ect ure ▁( <0xE6> <0xA2> <0x93> 州 ). ▁ ▁During ▁Emperor ▁X u ā n z ong ' s ▁reign ▁ ▁In ▁ 8 4 6 , ▁after ▁the ▁death ▁of ▁Emperor ▁W uz ong ▁and ▁succession ▁by