Apple India — It's about my phone gets heat up

Address: New Delhi, Delhi, 110037

Website: Consumer complaints.in

Recently I bought 5s, the phone was in a well condition once I get started using it, several problems came up like phone is getting on n of, battery is heating up, showed at service center thrice again same problem and even phone sent to Bangalore when I got it back it was in same condition, I want to exchange the phone, please provide me another phone