Production date refers to the date and time when the goods have completed all the processes on the production line, been inspected and packaged into finished products that can be sold in the market. English is: date of production.

At present, most enterprises are gradually unifying the production date and batch number of products. In addition, the current mandatory national standard GB 77 18-2004 "General Rules for Labeling in prepackaged foods" clearly stipulates the production date (manufacturing date): "The date when food becomes the final product."

The production batch number is the production number of each batch of products. English: mass production

Article 76 of the good manufacturing practice (GMP) promulgated by the Ministry of Health 1992 stipulates the meaning of the word "batch number": a set of numbers or letters plus numbers used to identify the "batch number". It can be used to trace and review the production history of this batch of drugs. It can be considered as a legal interpretation of the definition of batch number.

Extended data:

The role of production batch number:

In order to trace the responsibility of this batch of products afterwards and avoid confusion, each batch of products has a corresponding batch number. It is a set of numbers or letters plus numbers, which is used to identify the "batch".

Generally, it consists of two digits of production time: year, month and day, but there are exceptions. The validity period is calculated from the production date (based on the production batch number), so according to the batch number, you can know whether the purchased product is within the validity period.

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