India Post — bad behaviour and irritating manners to all customers

Sir
I have customer indian post office andul-mouri bank. Bank employees behaviour is very bad to all customer your are survey anytime to customer say something to all customer problem. I complaint post head office to call but he is not help me and say i don't take your complaint. All employees are only rest every time not work and all customers are irritated to this behaviour you are stopped our government services because all government employees at this time sir please show your power and punished post office employees