The available amount of bank deposit account for the remittance voucher at the end of the month. The accounts to be remitted at the end of the month include cash, bank deposits, accounts receivable, accounts received in advance, other accounts receivable, accounts payable and prepayments. Financial expenses of the borrower's bank deposit (RMB earning) (the difference between the borrower and the lender, if the borrower is less than the lender, it is exchange loss, blue, if the borrower is greater than the lender, it is exchange gain).