Mahadiscom / Mseb / Msedcl — heavy light bill

Address:

B1307 Sai Enclave, Juchandra, 401208

I'm residence of b1307 sai enclave juchandra naigaon 401208.
I'm a consumer of mahavitran my consumer no.[protected].
I'm not using any heavy electricity loading machines except refrigerator.
Still mahavitran sending me heavy bills 2500/-, 3500/-, this time they cross there limits. They had sent me bill worth 11000/-.
Now you tell me how is it possible??
Even i dont have air condition also.
I went to there office i told them to change my meter and inspect site also.
But they refuse to do that and they blaming me only.
Please help me for the same