Videocon Industries — satellite lcd 3205 hd

Sir, i purchased vidiocon satelite lcd 3205 hd from rajkot on 18/6/2010, along with this product i received a bond of cash back of rs.13000 after completion of 6yr. And 11month. The time is complete long back but still date i couldn't get any money back. When i contect local vidiocon office they suggested me to send singed bond and bank details to aurangabad office. That i also send. Pl. Advise me.