(A)REPAIRING AND OVERHAULING OF 400 AMPS VCB SWITCH 6.6 KV,MAKE MEDITRON SL.NO. 9367 AT KANTAPAHARI SUB-STATION (B) COMPLETE REWINDING OF 160 HP MOTOR MAKE- CROMPTON GRAVE, 550V, RPM 1470, SL. NO- RUY/044 AT RAMKANALI COLLIERY UNDER AKWMC,KATRAS AREA (投標 №104698441cn)