TTK Prestige — prestige

I purchased prestige induction it shows e1 code when i use it i also have warranty card and i complaint this problem to
National prestige cos. Care about 4 times they told i forward your complaint to service every time, but they not in take any service about 2 month this process of doning complaint but no any service. I firstly and lastly buy prestige product and i told my surrounding persons never any prestige product because of much poor services