KenStar Electric Rice cooker is not working properly

Location/place: Bokaro Steel City,Jharkhand

Name of company/service: KenStar

Hi,
I am Ranjan,I had bought electric rice coker(MODEL NO:-KRC18W1P-RCS) on 24-feb-2013.When I cooked rice in cooker then rice burns at bottom of rice cooker.
I visited the shop from where I had bought the cooker but he told in all electric rice cooker this will happen and didn’t repair .
I tried to contact kenstar service center using numbers18004194040 and Local Call 39404040 (STD code 06542), but both numbers are not working.I had mail regarding this on [email protected] but it is also not working.
Please do the needful for repairing or replacement of Rice cooker.

My Contact no:-9507549823
QR No-2235,Sector-12/F
Bokaro Steel City
Jharkhand
Pin cocde-827012

Shop Address from where I bought rice cooker:-
M/s. Laxmi Sales
main road chas (bokaro)
Mobile no. 8969156572
Phone no .06542-321652.