Su-Kam — under-warranty su-kam eco-brainy 1100/12v has stopped working.

Address:

GAUTAM KUMAR ,BEHIND UTSAV AANGAN APARTMENT,NEAR VILL-BARHETA,P.O-LAHERIA SARAI,DISTT-DARBHANGA,STATE-BIHAR, Darbhanga, Bihar, 846001

Under-warranty su-kam eco-brainy 1100/12v s/no.-[protected] and code - fadhupbrsw012aa0110001has stopped working and this inverter was on 30/06/2018 with 02years warranty. I have facing following problem while lodging complaint against this defect.
1) su-kam toll free no.[protected] is no any response.
2) telephone number [protected] of gurgaon is no any response
3) there is no official website found for lodging complaint.
Therefore kindly resolve my proble as soon as possible.
My contact number is [protected]