Amaron — my problem not solve from amron

Address:

147102

My name is harpreet singh mob no.[protected]. My amaron battry model no is crtt 15000. My amaron battry is in under warranty. The battry backup is 3 hours at 150 watts. I return the battry to amaron service centre but the service centre not solve my problem. They send me my old without correct battry fault. Please solve my problem and change my battry..