Apple India — iphone 6 - damaged by service center

Address: Ghaziabad, Uttar Pradesh, 201014

I have submitted my mobile in service center and while receiving i found my phone bent. I complaint there but they are not ready to resolve it and executive has suggested me to resubmit device after sometime.

Old service request number : gha[protected] date : 19 may'18
New job id gha[protected] date : 1 oct'18

I need return/repair my device.