Estee Lauder ANR Eye Serum Bottle Bottom Label F11.

Lauder. EL) batch number is generally 3 yards: XYZ, X table origin, Y table month, Z table year.

Months are expressed as: 1-9, a, b, c for a total of 12 months.

For example, F11 was produced in France in January 2011, BB0 means produced in the UK in November '10, and BC0 means produced in the UK in December '10.

The label F11 at the bottom of the bottle refers to the production lot number of the Estee Lauder ANR Eye Serum.

The Estée Lauder lot number is a numerical code used to identify the date a product was manufactured. It usually consists of three digits, the first being the last digit of the year, the second being the abbreviation of the month, and the third being the date.

For the number F11 you provided, according to the coding rules, it was manufactured in January 2011. It is important to note that this date is the date when the product is finished in packaging and is not guaranteed to remain valid at the time of your purchase. In addition, the shelf life of Estee Lauder products is usually one or two years after opening, depending on the type of product and how it is stored.

If you have any questions about Estee Lauder's products, it is recommended to contact the brand's official customer service for more accurate information.

The first letter in BA9 represents the production batch, the second number or letter represents the month of production, 1-9 months are represented by numbers, 10-12 months are represented by the letters ABC, the third word is the year, and 9 represents 2009.

This one of yours was produced in October 2009.

Different countries have different packaging, just like the red pomegranate produced in the United States is blue packaging, but the Asian red and white packaging, because of the different origins, some products also have some identification differences, such as the delicate repair essence purchased in the United States may be more delicate than the one bought in Hong Kong! But the effect is the same!

Skin care products should be online**It is best to use them yourself, know the real and fake things, or go to the counter by yourself to try them, and find someone only after knowing what it looks like**! Normally, there are relatively few fakes in the **store, and the customers specify what they want to go to **what to come back!

The goods I helped people get from the Hong Kong counter must be different from the mainland in terms of packaging, so there is no way to compare this, you only know if it is true if you use it! If you really don't feel at ease, go to the counter in the mainland to see what people are like, and if you use it, you will know if it is the same as the one in your hand!

The first letter is the place of origin, the second is the month (in the case of letters, a=10, b=11, c=12), the third is the year, 0 is 10 years, and 1 is 11 years.