▁on ▁ 4 5 0 ▁hect ares ▁of ▁land . ▁Const ruction ▁of ▁the ▁factory ▁will ▁cost ▁around ▁US $ 1 . 6 ▁billion , ▁and ▁once ▁completed ▁it ▁would ▁have ▁a ▁production ▁capacity ▁of ▁nine ▁million ▁tons ▁a ▁year . ▁ ▁History ▁ ▁De jen ▁is ▁named ▁after ▁the ▁traditional ▁district ▁it ▁lies ▁in , ▁De jen , ▁which ▁is ▁best ▁known ▁as ▁where ▁Ad mas ▁M og asa , ▁the ▁wid ow ▁of ▁Emperor ▁Men as , ▁raised ▁the ▁future ▁Emperor ▁Sus eny os ▁and ▁instruct ed ▁him ▁in ▁" the ▁doctrine ▁of ▁the ▁holy ▁books ." ▁ ▁P . ▁H . ▁G . ▁Pow ell - C ot ton , ▁who ▁camp ed ▁there ▁in ▁March ▁ 1 9 0 0 , ▁described ▁De jen ▁as ▁" a ▁little ▁village ▁of ▁a ▁dozen ▁h uts ▁or ▁so ▁per ched ▁on ▁the ▁ste ep ▁side ▁of ▁the ▁valley ▁of ▁the ▁M og ga , ▁and ▁only ▁remarkable ▁as ▁being ▁the ▁first ▁village ▁on ▁the ▁Go j am ▁side " ▁of ▁the ▁Ab ay . ▁The ▁town ▁was ▁subject ed ▁to ▁long - distance ▁shell ing ▁on ▁ 1 6 ▁April ▁ 1 9 9 1 , ▁after ▁its ▁capture ▁by ▁the ▁Eth iop ian ▁People ' s ▁Revolution ary ▁Democratic ▁Front , ▁and ▁six ▁people ▁were ▁killed . ▁ ▁Dem ograph ics ▁ ▁Based ▁on ▁figures ▁from ▁the ▁Central ▁Statist ical ▁Agency ▁in ▁ 2 0 0 5 , ▁De jen ▁has ▁an ▁estimated ▁total ▁population ▁of ▁ 1 5 ,