India Post — NSC certificate maturity

Sir,
I have purchase (9) nos of nscertificates with reg no 3782 dt 19.04.2012 @ shankarapurm p. O,. Now iam residing in hyderabad. So after maturity i have submitted my claim @khairatabad hpo and requested for payment on 06.05.2017. But even after lapse of 45 days the matured amount not paid to me. Hence i request you sir to enquire the matter and take action on the concerned employees responsible for the delay. I also request that the matirity amount will be paid to me along with interest immediately without any further deay.
P. Venkata das,
Fat no304, anjaneya nagar cross roads, moosapet, hyderabad.
Cell no [protected]
Mail id: das. [protected]@gmail.com