Eureka Forbes — Product defective but no customer support.

Hello,
My name is sumit jain, my sister purchased an aquaguard ro water purifier for my brother wedding from
dial tone electronics, 17 MTH compound indore
As i got it fitted perfectly but it came as a defective piece. I tried reaching out eureka forbes’s customer support but they only giving me dates to fix but no one was coming.
Ro membrane of it was not sending pure water to the reserve.
I am helpless from their end so i came here as an alternative kindly help me with this pathetic company.
My product is under warranty as i am also attaching the original bill for the verification purpose.
Product was purchased on the name of
Sudeep jain
Purani galla mandi bada bazar shahgarh
Distt. Sagar MP
PINCODE 470339

Kindly help me.
Sumit jain
[protected]
[protected]@gmail.com