Indian Railways — all trains running 1 hour average late in nandyal-guntur line

Address:

Guntur, Andhra Pradesh, 522647

Dear railway team,
From past 10 years iam monitoring the trains between nandyal to guntur line are running 1 hour average delay and people are suffering a lot and they don't know whom to complaint properly, so please look into the issue, now we are in 21 century so expecting you will resolve this delay issue, time is money.
Train nun - 57325, 56502