Lava Mobiles — Charging pin damage

Address:

533104

Lava mobile V2 3GB

I have facing many type of problem after purchasing this mobile.
1) auto heat mobile
2) press auto back button
3) after 3-4 hour battery fully discharge.
4) hang many time.
5) Mobile Charging female pin damage

I am G V Srinivas Rao i had purchased one mobile phone on 24th Apr 2016 in Sangeetha Mobiles.It was problem on last one week onward i.e. 19th Apr 2017.I went to sangeetha mobile on 22nd Apr 2017 at 6.30pm in Rajahmundry. In that one person is spoke to me you are go to Service Centre S Mobiles on 24 th Apr 2017 on Monday because tomorrow is holiday.
I went to service center to S mobile on Monday morning but they are told to me you are warranty date is expire on 23rd Apr 2017 but they were not able for solving this type of problems and only then solve this type problems. This mobile is in warranty period but they want money what i will do.