I'm not sure some products may out. Now we have to check and make it difficult to move goods for sale. After the product has already That it is gone or not.
I'm not sure Some items may disappear. Now we are checking and moving items make it difficult to find the item. After counting the number of items already out or can't find.
I'm not sure some goods may be out, and now we have to make sure and move goods makes it difficult to find a product after product has been counted out, or that the item is not found