First of all, it is suggested that the landlord can recall the transaction description and transaction time in the account details

, and the details can be queried through his credit card website-the "Credit Card Service Hall" on the left-and the account details of the past six months can be queried after entering the information (if the repayment is made out, it means that it will be deducted before the account is issued, and if the bill is not made, it means that it has already been returned). The specific way is as shown in the figure

. If the landlord still can't remember it, you can call the customer service hotline of CCB, and they can give you further inquiry and confirmation. However, this kind of inquiry involves acquirers, merchants and other institutions, and it may take a while, so the landlord should be patient and so on ~ (This kind of transaction is not necessarily stolen, but there are many possibilities, such as tax refund deduction, Haitao online transaction deduction, hotel deduction and car rental deduction.