Set not recive by service centet for 3 month

sir maine micromax Q380 set service centet basirhat distt north 24 pgs west bengal m 30/07/2015 ko diya jiska job sheet num-E030116071518255560 hai.purchase date 28/05/2015 hai.service centet se av tk set nhi mila hai.service centet wala answer krta hai company se av tk nhi aya hai.sir help me