Kotak Mahindra Bank — Regarding Poor & worst Service

Address:

flr block q, Ground & First – 100 Plot No. 3698 3rd Avenue Anna Nagar, _ Block Q, Anna Nagar Chennai, Tamil Nadu 600040, 100, 3rd Ave, Block Q, Anna Nagar, Chennai, Tamil Nadu 600102

Kotak mahindra bank staffs are very careless about their customers money.And kotak is steeling the money in the name of bank.
They charged rs.1000 from my zero balance account.And they are not refunding it.
I don't know how they put maintenance charge from a zero-balance account.
Careless staffs & Cheating bank.
Kotak mahindra Bank - Anna Nagar Branch