Golden Forests India Ltd — maturity amount/refund

Hello,
I invested ₹5000 in gfil in 1994 and my matured amount is ₹20000. I have not received a single penny till date. Can you please help me.
I have all the relevant documents.
They gave me a cheque which bounced in 2000. Since then, i have received no information about the same.
Name: mr. Parveen kumar maheswari
Account no : 01/9/lsd22045
Plan no : 22/6
Commencement date : 31/12/1994
Maturity date: 31/12/2000