I am chandni bhalgamadiya.I have given my mobile mi 4i to the Maninagar (TVS Electronics Mi Exclusive Service Center) order no 890152608 in Ahmadabad before 18 days and they told me that your mobile will be ready within 10 Days. But Today 18 days passed and still i didn’t get my mobile back. when I call to the service center for updates then its always showing out of coverage and switched off. i also went to the service center for updates and orally complaint about their Landline as above i described you and they replied me that yes, there is problem with our Landlines so what can we do? is this sufficient answer? i told them than you should complaint to your seniors. many customers are facing this typical problem seriously, so I want to complain about your poor service.