Sony India — Sony xperia E4G dual mobile phone

Address:	Gurgaon, Haryana, 122002
Website:	www.sony.co.in

The basic phone feature are not working properly (Screen remains blank during incoming calls, Immediate battery drainage, Voice not audible to the person in contact during phone call )
Even after multiple submission of phone to service centre & various parts replacement, device is still not working
No proper support from customer care of company
No action from service head (Priyank Chauhan, Customer Relations - Corporate Office, New Delhi )