E-TENDER FOR PROPOSED MODERNISATION WORKS INCLUDING RENOVATION OF TOILET STAIRCASE, WINDOW, FIRE ESCAPE STAIRCASE CONSIST OF INTERIORS, CIVIL, MODULAR FURNITURE & CHAIRS, ELECTRICAL INSTALLATIONS, DATA & TEL. CABLING, FIRE ALARM AND AIR CONDITIONING SYSTEM AT DINHATA BRANCH OFFICE UNDER JALPAIGURI DIVISIONAL OFFICE