ame of replacement of electrical installation (like, switches, sockets, fans, fixtures, earthing and mccbs dbs breakers and isolators etc.,) maintenance of ac units, water coolers and fabrications of panels in ttd kalyanamandapams viz., v.kota, santhipuram, ramakuppam, kuppam, gudipalli etc., in esd-sbh, tirupati for the year 2021-22..
