What is the explanation of exp? Chinese date of production?

Exp is the expiration date, which is actually the abbreviation of Expiry date(Exp date). In Chinese, it means the expiration date, which is what we usually call the effective time. For example, "EXP 03/08" means that the deadline is March 2008.

Shelf life is not the only criterion to identify whether food and other products have deteriorated. The reason for deterioration may be the premature deterioration of changing substances such as storage methods and environment. Therefore, food should be eaten as soon as possible before the expiration of the shelf life.

Other ways to indicate the validity period.

1) directly indicates the expiration date: the expiration date is 2020 10 month, which means that it can be used until the end of 2020 10 month, and it cannot be used after 202010 day.

2) Calculate the expiration date from the production batch number: If the batch number of a drug is190908-113, indicating that the expiration date is 3 years, it can be calculated that the drug can be used until September 7, 20021year.

3) indicate the expiration date directly: the expiration date indicated on the drug package is 2065438+June 2009, which means that the legal use deadline of the drug is 2065438+May 3, 20091.