Reliance Industries — Issue of shares

I am share holder of RIL 72 shares folio no[protected] in which 36 shares are transfer to I.E.P.F. and 36 shares are misplaced by me . I had apply for both IEPF and duplicate shares certificate in JAN 2019 completed all formalities . I revived 36 shares which are transfer to IEPF but till now dint revived duplicate shares certificate .
Many times requested by mail but every time but no response of mail once a while they reply but every time they demand different documents. All documents they demanding already given by me in JAN-FEB 2019. Recently I got mail in which they demand for signature update affidavit again. This affidavit was already send by me, if not send by me I cant revived my IEPF shares in my account.
Kfintec provide phone no. also but every time they do not pic the call .