Annual maintenance contract of 01 nos orion make 50 mt capacity electronic road weighbridge, model oew,ultima, s.no.013p-1303 installed at check post of ara colliery under kuju area for a period of 01 year.

Three year annual maintenance contract (amc) of lab equipment rheometer mcr 102 (03 nos.)

Annual maintenance contract (365 days ) for day to day electrical wiring, providing illumination and earthing arrangements at po office , manager office, safety office, ac office, personnel office , colliery store and enm office under sayal-d oc

Annual maintenance contract for office equipments and computer peripherals at the office of cce(r and d)east, kolkata.

Amc of entire ei inside and outside and comprehensive prive and corrective maintenance contract of different type ac machines at office building of legal metrology kankurgachi p-326 cit scheme no-vi kolkata-54 for 01 (one) year

Annual maintenance of 01 no. 82.5 kva dg set make- ashok leyland, model no. al4ctidg3 at ancol chakkargaon for the period of 01 year

Comprehensive prive and corrective maintenance and operation contract of different type ac machines installed at different places at the vivekananda yuba bharati krirangan salt lake kolkata 106 for 01 (one) year

Comprehensive annual maintenance contract (amc)&#x0d including annual verification&#x0d and stamping of 03 (four) nos. 50 mt capacity and 2&#x0d (two) nos. 60 mt capacity electronic road weighbridge&#x0d under urimari open cast&#x0d project.

Annual maintenance contract (amc) of 02 nos. 50 mt capacity one asec another leo male) electronic road weighbridge of karma project

Amc (annual maintenance contract) of 60te electronic weighbridge (manufacture/ brand name- tycoon, baidyanath weighing machine co. with oems, basis for tundu electronic road weighbridge under