Repair , Assembly , Erection And Commissioning Along With Transportation Of 07 Nos. Of Defective 132/33kv 50mva Power Transformer At Gss Bodhgaya , Siwan , Purnea , Motihari , Chandauti , Daisingsarai And 01 Nos. Of Defective 220/132kv 160 Mva Power Transformer At Gss Darbhanga