There is normally an element in the numbering format common to the bulk batch and finished product batches that clearly ties these together and the difference normally takes the form of a suffix, prefix or both.

• 散装批号与这些成品批号之间一般在编号格式上有一个共同点，将它们明显地联系起来，而不同之处一般是加后缀、前缀或二者都有。