Exide Industries — warranty issues

Address: Gulbarga, Karnataka, 585105

We had purchased exide inva tubular battery on 7/3/2016 @sanra traders gulbarga, having 3 +1 yr warranty. The battery is not working properly hence we had registered a complaint @exide battery company on dt 28/3/2019{complaint. No. Skar0020114} since then no one from the company responding to our calls nor sending any technician to our home {as they had assured us of sending technician within 24hrs} battery is still in warranty period, kindly guide and help us in this regard