Standard Chartered Bank — negative balance

Address:

Hyderabad, Andhra Pradesh, 500050

My salary account was created by my company from standard chartered. I left the company now account showing negative balance now it was told that it is zero balance account while taking account i am not using debit card,. I can't pay this negative balance please close my account,

When now approached the bank they say can't close without paying the negative balance and also telling go to branch where the account is opened, while opening account they say our bank is branch free you can do any transactions from any branch