GHMC — regarding illegal construction of sneha apartments in vishnupuri colony, malkajgiri-500047

we are suffering with water secreatry in ground floor person is not providing water saily but he is collecting maintenance is 1500 fior water and 800 maintenance, he is giving water only 30 minutes weeekly 2 times from all floors total 23 flats, and illegally constructed double bedroom in ground floor, and our decretary is eating money not providing water and he scolds when we ask water, what to du please help us, and this apartment is not having legal manzeera connection, they are using illegal manjeera connection