Expression of Interest EOI)on Back-to-Back Business terms Control Communication Equipments,Computer and Accessories, Networking and IT projects including Annual Maintenance Contract such as P.Cs, Peripherals, LAN, WAN etc,Cable laying [ optical fibre], trenching etc. [external plant job], UG cable laying, Pole less Network etc,Building wiring / minor indoor cable etc,Telecom PCB, SMPS repairs, Electrical, Mechanical Electronic components, protective devices and spares,Interiors such as line wiring, Advertisement materials, Lighting Protection Unit,PLC Power Line carrier equipment )based control system,GSM Global Switching Module )fencing,Fire Fighting equipment / solar energy based systems,Integrated Subscriber Digital Network equipments,Video Conferencing equipments,Information Kisok,Flex banner,Integrated Protection Module IPM),Display Board/ VPT,Electronic TIB/ CIB,Transmission Tower,Equipments for BTS infrastructure,repair of CDOT cards & repair / supply of HVP devices,RF optimization of GSM/CDMA,I.P.Telephony & Networking/all types of telephone sets / Electromagnetic field measurement/ Testing and measurement equipments for Telecom and Railways,Supply & Installation of ISDN EPABX,CCTV & Survillence Equipments,IVRS based call centre /data centre,Biometric/Radio Frequency Identity cards,GPS/GPRS based application,ERP/E tendering/ E-Learning/ E-Governace/hospital management software etc,Different type of software development works such as load & performance testing tools for web application,Digitization of records,Digitization of records,All Govt. projects on PPP/BOO/BOT/BOOT/BLOT/BLT model etc.Radio Frequency RF) optimization work)