Sony India — Complain about a faulty sony z5 premium

Address:	401105
Website:	www.sony.co.in

I have discovered that the phone has submitted four times for the faulty product has following problem.
1. Heating battery problem, android restated automatically, audio jack problem due to battery drain.
When i was submitted phone last time they give me commitment for replacement of phone

Now again phone touch and headphone jack not working so, they are showing me reason which litmus paper is red so product is out of warranty