▁of ▁prede cess ors ▁of ▁D ONG ▁Energy ▁named ▁Els am ▁installed ▁the ▁ 1 6 0   MW ▁Horn s ▁Rev ▁off sh ore ▁wind ▁farm , ▁which ▁was ▁the ▁first ▁large ▁scale ▁off sh ore ▁wind ▁farm ▁in ▁the ▁world . ▁ ▁In ▁ 2 0 0 5 , ▁D ONG ▁Energy ▁acquired ▁ 1 0 . 3 4 % ▁in ▁the ▁Or men ▁L ange ▁gas ▁field ▁( oper ated ▁by ▁Sh ell ). ▁The ▁share ▁of ▁gas ▁res erves ▁allocated ▁to ▁D ONG ▁Energy ▁are ▁approximately ▁. ▁ ▁In ▁ 2 0 0 9 , ▁D ONG ▁Energy ▁sold ▁its ▁fi ber ▁broad band ▁in ▁northern ▁Zealand ▁to ▁T DC ▁A / S . ▁ ▁In ▁ 2 0 0 7 , ▁D ONG ▁Energy ▁entered ▁into ▁the ▁Dutch ▁market . ▁ ▁In ▁ 2 0 1 0 , ▁it ▁started ▁a ▁co operation ▁with ▁Dutch ▁: nl : N eder land se ▁Ener gie ▁Ma at sch app ij . ▁ ▁However , ▁in ▁ 2 0 1 4 ▁D ONG ▁Energy ▁with d rew ▁its ▁consumer ▁activities ▁from ▁the ▁Dutch ▁market . ▁ ▁In ▁ 2 0 1 0 , ▁D ONG ▁div ested ▁Norwegian ▁power ▁companies ▁Sal ten ▁and ▁Nord k raft . ▁In ▁September ▁ 2 0 1 3 , ▁D ONG ▁Energy ▁sold ▁a ▁power ▁cable ▁accessing ▁the ▁London ▁Array ▁wind ▁farm ▁to ▁its ▁partners , ▁E . ON ▁and ▁Mas dar ▁for ▁around ▁$ 7 2 8 ▁million . ▁ ▁In ▁ 2