Warehouse operations of is an extension to warehouse receipt pledge, taking the bank credit as the carrier, the bank acceptance bill for clearing tool. In confirming storage mode, the quarter of suppliers, distributors, warehousing and bank regulators sign cooperation agreement of confirmed warehouse business in which the supplier provides repo collateral and the third party logistics enterprises provides credit guarantee. Firstly, the goods are sent to the warehouse in logistics enterprises by suppliers, evaluated by logistics enterprises and then banks based on the assessment determine the loan amount to the dealer. Secondly, dealers pay the bank a security deposit and then apply for opening of bank acceptance bills, pay for goods to the vendor. Then banks entrust logistics enterprises to the buyer's pledge goods supervision. Specific model in Figure1