Xiaomi India — Regarding delivery of my phone which is given to service station

Address:

Surat, Gujarat, 395023

I have given my mobile to service station surat on 08/07/2016 but still not recieved my phone highly irritating almost 1 month has past, not even phone is ringing on the customer care number and even conctact through email but not statisfied with their reply, i have bought my phone on 23 may, within a month my phone got auto switchoff highly irriating...