Nokia India — Mobile is not work in good condition

Address:

Ahmedabad, Gujarat

My nokial lumia 730. I bought this on 1/4/2015. but my phone is not work in good. When I use my shoot video it is not shoot properly and that after it is not save in the phone as well. and that after the mobile is hang. so this kind of problem i am facing as well as when i us music so it not work proper. so I send my mobile in nokia care for 2 to 3 time but the problem is not solve. and company also change my mobile camera. so please he me with that problem. So attach my phone service receipt.