Jaiprakash Associates Limited — Not received maturity amount

I usha devi deora a fixed deposit of rs.28, 000.00 with letter jaiprakash associates limited vide fdr no00556927 dated[protected] through cheque for 36 months matured on[protected]. Till date i have not received maturity amount despite several requests. Kindly help me in getting back my fd amount. I need urgently this amount for my medical treatment