Apple India — Apple care

Address:

E-9/10 Malviya nagar

Hi my name is Mohit Gut. I am facing issue from last 10 months and submitted my phone in service centre for like 10 -12 times but they say there is no problem. I also gave them the proofs of the problem but they ignore and return my phone. My phone model is iphone 11 pro 256 gb ans they are disturbing me. I spend 1 lakh rs and getting really poor service. My email id is gut.[protected]@gmail.com.
My contact no is [protected] from New delhi.