ICICI Bank — Mab reversal

I'M PARAMESWARAN my account number is[protected]. This is my salary account. So no minimum balance needed to maintain.my company change the bank to credit my salary.
But I wish to continue the icici bank. So, I put rs 500 in my account. But when I check the account money is deducted foot non maintenance of MAB. so, I ask icici bank for reversal of the deducted money if I maintain the MAB.

Thanking you. I'm waiting for your reply