International competitive bids are invited for the supply of tower packages along with insulators, earthwire/optical groundwire (OPGW), hardware fittings and accessories for conductor and earthwire/OPGW for the +320 kV Pugalur–Trichur high voltage direct current (HVDC) line (150 km) and line-in-line-out(LILO) of the 400 kV North Trichur–Cochin (Quad) double-circuit line (1 km) at the North Trichur HVDC station.

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