When the goods are issued but the income is not confirmed, the account of "goods issued" is debited and the account of "goods in stock" is credited. When revenue is confirmed, the main business cost should be carried forward and the "goods issued" account should be debited.

The inventory seen in the futures trading software should mean that the delivery warehouses designated by each futures exchange are different for different varieties and different futures exchanges, even if there is not only one delivery warehouse designated by the same variety. The so-called inventory refers to the total quantity that has entered the delivery warehouse and registered as a warehouse receipt, which is constantly changing.