Xiaomi India — my mi note 3 handset

Address:	Kolkata, West Bengal, 700091
Website:	www.mi.com/in/service/repair

My handset has gotten slow charged. So i took that in mi service centre, which is located at college more, salt lake, sec v, kolkata. They changed the sub board of my handset and set the new sub board which has damaged mic. Then i visited the place many times for that issue but they were not helped me and they shouted on me and said that the problem arises in my handset normally.