Sony India — new "sony tv is not getting switched on " after 20 days of purchase

Sir,
Tv model: kd 43x 7002 f (Sony bravia[protected]
Sl. No: 3010320
Date of purchase: 27/08/2018
Tax invoice no: gst/c18/1922.
Television stopped working after 20 days o[censored]se.
No executive is taking our complaint seriously. (Complaint no:[protected].
Executive has even checked for damages on the tv and found no dent marks or cracks on tv.

Its a defect piece that has been issued to us.
Pls take immediate action in replacing the same.