Some industries hand over to the warehouse and the number received may not be a number. For example, the need for acceptance of materials to be warehoused, acceptance of qualified delivery of storage, but the number of received from the supplier is the number of receipts; then, some need to re-check the catty check (weighing) of goods (fruits, vegetables, etc.), is also received is the number of receipts, after the weighing of pounds is the number of delivery of storage. And so on, to name a few.
If it is not necessary to accept or weigh the goods can be warehoused, received and handed over to the warehouse is a number.