Toubro Holdings Limited — I want to claim my money

I've invested Rs. 10000/- with the certificate number 221616 & Reg. Folio No. 80221616. On 29/09/2010 with the maturity date of 29/09/2020

I have not got any response from your company. I have all original certificates & docs too. I am requesting you to help me out to find a way to claim my money. Thank You.