Comprehensive Annual Maintenance Contract of Electronic Interlocking system of 13 stations ( NJN, KHKT, LGT, MXR, NHLG, SQF, PNGM, SCA, ARCL, SCL, MNBD, SIBR & JRBM ) in DMV- JMI, LMG- BPB- SCL & ARCL- VNGP section of Lumding Division with OEM or Authorised dealer of OEM for a period of 03 ( three ) years.