Reliance Energy — high reliance energy electricity bill

Address:

401101

Reliance energy a/c no :[protected] bill month september 2017.
I have received 10 times (Rs 11000) more bill than what i used to receive (Around rs 1100).
They changed the meter after i complained but not ready revise high bill amount. I am tired of calling them and even after visiting 5 times they are not properly responding. Please provide solution.