Xiaomi India — call disconnection problem is not solved

Address:

Thrissur, Kerala, 680586

I was purchased a Redmi 4 (3GB/32GB, IMEI1:[protected], IMEI2:[protected])(Mob No:[protected]). In 2018 January the phone show a problem.The problem is call disconnection during the call time and it shows a message "mobile network is not available".Then in the 2018 April 1st week i was consult the Thrissur(Kerala) mi service centre Thrissur mobile care. And they reinstall the software. But the problem is not solved. Then i was consult the thrissur mi service centre then they collect my Phone. After one week they call me to collect the phone. Then i was collect the phone from service centre. But the problem is not solved. And after mother board replacement it shows some additional problem. The phone not produce the sound and it shows head set symbol in full time. And after mother board replacement the phone is not full charged. Then the next day i was visit the service centre then they collect my phone.After 3 hours they give the phone. But the problem is not solved. then i was submit the phone at thrissur mi service center.Then i get back my phone on 21/5/2018 based on my compliant (complaint ID:WOIN[protected].But the initial problem (Call disconnection) is not solved. Then i was visit the Thrissur mi service center on 26/5/2018. then i was submit the phone on there and first they don't give the job sheet then i was asked them i want the job sheet finally they give the job sheet after 30 minutes. And the latest job sheet number is WXIN[protected]. On 27/5/2018 i was checked the service status on mi website. And it show phone is delivered but i can't get back my phone from service center.Then i was call to the customer care then they register a complaint based on my request. And they give the complaint ID (Complaint ID is: WOIN[protected]. And customer executive told me the Mi mechanical team is call me before 28/5/2018 7.00 P.M . But i can't get any call from Mi. I was already visit the service center more than 12 times. But they don't solve my phone problem. In the last one month i don't have any phone.So please take some action