No, he's not. He's coreect. They (Jomtien) want the "bank letter" @DrJack54 defined perfectly. They scrutinize every page of the bankbook(s) for the past 12 months AND want copies of those pages, proving the account had the proper funds at all times during the past year. If they are not satisfied, they will send you back to the bank to order a detailed 12-month account statement.