Alchemist Infra Realty — not received maturity amount

I (Chitra dey) had purchased two certificate allotment no rdd0129775 and rdd0129775 on maturity date 19/06/2017 but till now i have not received the money. I had already submitted the original documents with my account details one year ago. My details are as follows. Name chitra dey, w/o subal dutta, l n b road, ward no 3, mangaldai, darrang, assam. Kindly see in to this matter urgently as my financial condition is not good at this moment.