1, Mengniu pure milk packaging will also indicate the shelf life and production batch number, which can be used to judge the production date of the product.

2. The production date of Mengniu pure milk is also on the packaging, such as the top of the box, that is, the side where the straw is inserted, which can be seen around the straw hole. For example, "20 180 130" means that the production date is 20 18 1.30.