HDFC Bank — Improper ecs dr return charges

Address:

Chennai, Tamil Nadu

Hi team

I can frequently see lot of deduction happening in my account which i
Am not sure .
I have provided one of them from your reference.

29/06/15 ecs dr return charges 040615 [protected] 29/06/15 399

Account details::

Account no :[protected] other
A/c open date :08/11/2010
Account status :regular
Rtgs/neft ifsc :hdfc0001869 micr :[protected]
Branch-dlf -ramapuram

When i enquired i came to know it for some not sufficient fund . I dont have any montly ecs. Salary account so no chance of less balance. I need info but not geting proper update