Lenovo — lenovo k4 note display issue

I bought lenovo k4 note in last year, it is out of warranty now, but i must tell you one thing lenovo k4 note having internal problems in mobile after completing one year and mobile got out of warrantied then problems came in mobile. I was facing display issue since 3 months. But yesterday my mobile got stuck, not able to see anything on screen, screen is just flickering. Lenovo company need to give an answer for this issue. Lenovo mobiles having hardware failure issue.
If you want to find more complaints against lenovo comapny, you can see in below link. You will find complaints on lenovo k4 note only.
I was invested 12000rs in mobile and mobile just work for 1 year, this is ridiculous i wanted to lenovo company should and must give an answer in the consumer court.

https://forums.lenovo.com/t5/K-and-Vibe-Z-Series-Smartphones/Lenovo-K4-note-Bugs-Issues/td-p/2254749