The bank is not a public security organ, so it is impossible to find out who exactly consumed it, and it has no right to inquire. Therefore, it is necessary to call the police and let the police inquire. The bank can help you find out the specific transaction time, trading places and the name of the merchant. If you can provide proof that you were stuck with you when the stolen brush occurred, the bank can help you refuse to pay with the merchant. However, this process involves many links, so it takes some time to deal with it. The landlord must be patient. If the amount is large, don't forget to call the police. The bank can cooperate with the police to provide the necessary proof materials.