Apple India — Iphone not repaired or replaced after 3 times submission

Address: Chandigarh, Chandigarh, 160065

Website: Apple.com

My iphone 6s plus came with display issue and i submitted it to service centre on 23rd march 2017, i got it back on 3rd april and i had to submit it back to service centre on 4th april 2017 as it came with another issue of camera which wasnt initially present at first place, issue came when iphone cameback from service centre.now after giving it back on 4th of april I recieved it on 12th of april and had to submit it back on same day because issue was not resolved. Now i just want that they should take matter seriously and help me out as after spending 54, 000 rupees this is what i am getting in service.