Apple India — Apple I phone 7 32 gb mobile not working

Address: Chil sez campus , keeranatham village , Coimbatore, 641035

I had purchased apple I phone 7 o December 9th from Amazon (appario retailer Pvt ltd-Coimbatore) after received the mobile in 5 days the mobile getting over heating and charge also drying very fast. I want to be get a good product from apple as I mentioned same I phone 7. Consider my query and return back the new apple I phone 7.