ame of replacement of electrical installation (like, switches, sockets, fans, fixtures, earthing and mccbs dbs brakers and isolators etc.,) maintenance of ac units, water coolers and fabrications of panels in ttd temples in srinivasamangapuram, kandulavaripalli, chandragiri, talakona and rest house in srivarimetlu etc., in esd-sbh, tirupati for the year 2021-2022..