Xiaomi India — Mi4i — service centre not responding properly

Address:

560078

Hi
I bought a mi 4i 32gb mobile from flipcart site. After 2 it was showing lot of problems like screen touch not working properly and had a battery issue and also while using screen got damaged .so we contacted xiaomi service centre TVS Electronic Ltd Bannerghatta road, bangalore tel[protected] .They took mobile on 10th March (order no[protected] but still not getting proper response from them . If we call also they will not pic up our calls. If go directly ask them they will next week but no proper response