▁Caval ry ▁Brigade ▁and ▁an ▁art illery ▁unit . ▁Out side ▁the ▁city , ▁the ▁Japanese ▁ere cted ▁ 3 2 ▁block h ouses ▁connected ▁with ▁tren ches , ▁a ▁wire ▁communic ations ▁network , ▁and ▁multiple ▁lines ▁of ▁obst acles . ▁These ▁outer ▁def enses ▁were ▁guard ed ▁by ▁Man ch u ku o ▁troops ▁under ▁the ▁command ▁of ▁Li ▁Sh ou - h sin . ▁ ▁To ▁the ▁south ▁the ▁Japanese ▁ 8 th ▁Regiment ▁was ▁station ed ▁in ▁F eng ning , ▁for ▁mut ual ▁support ▁with ▁the ▁forces ▁in ▁Dol onn ur . ▁ ▁The ▁Anti - J apan ese ▁Al lied ▁Army ▁found ▁its ▁situation ▁w ors ening ▁day - by - day . ▁On ▁June ▁ 1 , ▁Japanese ▁air plan es ▁bom bed ▁D ush ik ou , ▁on ▁June ▁ 4 , ▁Ba och ang ▁fell ▁to ▁the ▁Japanese , ▁as ▁did ▁K ang ba o ▁on ▁June ▁ 5 . ▁ ▁On ▁June ▁ 2 1 , ▁F eng ▁Y ux i ang ▁ordered ▁the ▁Anti - J apan ese ▁Al lied ▁Army ▁to ▁launch ▁a ▁counter off ensive ▁in ▁three ▁columns ▁to ▁reg ain ▁the ▁lost ▁territory . ▁ ▁On ▁the ▁June ▁ 2 2 ▁its ▁v angu ard ▁approached ▁K ang ba o , ▁and ▁after ▁several ▁hours ▁of ▁fighting , ▁the ▁Man ch u ku o ▁force ▁under ▁General ▁C ui ▁X ing w u ▁fled , ▁allowing ▁the ▁Chinese ▁forces ▁to ▁re - occup y ▁the ▁town . ▁ ▁In