North Bihar Power Distribution Company [NBPDCL] — unusual high amount of bill noticed in march, april and may

Dear sir,

There is an unusual increment in my electricity bill for the month march, april and may. Bill id[protected]. Till the month of february bill used to come around 200 to 400. But for march, april and may it is[protected] per month. Bill id :[protected]. I have also submitted a written complaint on 4/7/2017,
Complaint no : 1116 but not getting any update on the same. My consumer no. Is sw106198.
Kindly look into this issue.

Regards,
Kailash pd srivastava