APSPCL-Carrying out operation and maintenance of 1 No. 220/33 kV Pooling sub station-1 & associated 220 kV DC lines including 33 kV lines and water supply scheme at N.P.Kunta site and 3 Nos 220/33kV Pooling Sub Station-1,2&3 & associated 220kV DC lines including 33 kV lines and water supply scheme at Galiveedu site of Ananthapuramu Ultra Mega Solar Park(1500 MW), Ananthapuramu District, Andhra Pradesh for a period of 2 years.