Augmentation of existing siemens make telephone exchange hipath 4000 model of v1 version four digit telephone exchange at mtps i campus

Upgradation of epbax telephone exchange from siemens hipath 4000 v5 to openscape 4000v11

Comprehensive annual maintenance contract of five (05) nos of siemens make hipath-4000 digital telephone exchanges of ecil hyderabad.

Comprehensive annual maintenance contract of siemens make hipath 4000 ver 6 epabx installed at scope complex ,core 2,lodhi road,new delhi.

Upgradation of existing v2 (version 2) pbx exchange to v11 (version 11) and augmentation at iit madras

Renovation of existing telephone exchange room to engineering sub-store at csir-niist campus, trivandrum

Rmo electrical and mechanical services at chhatarsal stadium model town delhi. sh comprehensive maintenance and operation of existing mitel-astra and coral make digital telephone exchange

200140557 job contract for the overhauling of 1 no gas turbine make siemens modelno v94.2 at dgps

Nctps 1 operation cmp dn annual maintenance contract for karel make ipg 1000 expandable model epabx common zone telephone exchange at nctps-i site for the period of one year 365 days

Mtps i - civil circle - replacing the existing damaged hand rails by handrails in cells 1 to 10 of ct iii at mtps i