Onida TV Black Neo — TV at Service Centre Not delivered but demanding fee

I have been complaint earlier on[protected]
by this complaint compeny had call back TV for the repair of that problem i have mentioned i.e. Colour Patches on screen. they took the TV and after repairing they are demanding the fee i.e. more than Rs.3000/=
again i am complaining that the compeny is demanding the fee for that problem which is not corrected in warranty period as i told earlier. then the compeny not delivering the TV to my house. please give me the right solution that i will do.

earlier complaint[protected]
I have purchased tv in january 2008. several time i have complaint for above cited subject. one time i have sent my tv for repairing but yet this feature was not corrected. after that when i complain again the company worker ask me charges. please give me the exact suggetion
thank you