Reliance Industries — Need correct contact details for RIL for address , phone number updation and issual of new share certificate of RIL

Hi
My father holds 27 physical shares of reliance industries limited

Folio Number :[protected] shares) Certificate Number : 66716940, Distinctive numbers:[protected][protected]
Folio Number :[protected] shares) Certificate Number : 62058539, Distinctive Numbers :[protected][protected]

He wants to know how many shares he is entitled to get now against these 27 considering splits / bonus etc? He wants to dematerialize these 27 shares and he wants to update new address / phone number + get the new share certificate from RIL

We sent 3 mails to [protected]@kfintech.com - no response from them

we sent 1 mail to [protected]@karvy.com, mail bounced back,

can you please let us know what is the right mail id and contact number where we can send mail and get details and also what is contact number?

Thanks in advance