Xiaomi India — Red mi 2 prime camera not working

Address:

Bellary, Karnataka, 583104

I was purchased a red mi 2 prime white mobile thru flip kart on nov2015, i got problem "camera couldn't connect"" and sim slot not working contacted thru phone to mi service centre, they were given some ideas to resolve the issue like, finally factory reset.
But no use. One fine day i spoken with flip kart customer care and given a complaint and they transferred the issue to mi service centre. Finally my mobile was picked up on 14/05/16 FedEx track no:[protected], my inq no:[protected].

Till date i have not received my item
I spoke several time to [protected] but not good response.

Please give a solution to resolve my issue at earliest.
1] Please repair and give my mobile within a week.
2] Please take back defective product and give a new same model product.
3] Please give other model new item the difference amount will

regards
HARIKRISHNA
[protected]