Hyderabad Metro Rail Limited — I received a fraud call letter. Please take an action about this one

Address:	Hyderabad, Andhra Pradesh, 500003
Website:	HYDERABAD METRO RAIL LIMITED

I got one call letter from "hyderabad metro rail limited" in this name. Please check this one and i think it is a false letter.in this offer letter to deposit money at sbi bank rs.8300. I think this is a fake one because real companies can't ask money. So that's why i raise a complain about this one. Like this companies are fraud. Please take a action about this one.