Except for packaging:

1. Look at the product

Dong'e brand donkey-hide gelatin is in a regular rectangle, with consistent size and thickness, smooth and bright surface, and uniform color. The product name is printed on the front, the font is clear and dark red; there are two regular dividing lines on the back of the rubber block, which is hard and brittle and will break with a little force when broken by hand; if the rubber block is slapped hard on a hard object, it will break into pieces. There are several pieces, the cross section is bright, and it is brown and translucent when exposed to light, without oil holes or pores. Fake donkey-hide gelatin is generally black or obviously yellow in color, with many irregular glue pieces, rough and dull surface, and different sizes and thicknesses. The product name on the front is printed with paint, pigments, etc. The color is mostly bright red, and the writing is often blurred and skewed. , there are many cracks on the characters; most of the backs have no dividing lines, and those with dividing lines are also irregular. Most of them are hard but not brittle, some are bendable, not easy to break, and not easy to break when beaten. The cross section is gray-black, not bright, and easy to crack. Soft bonding.

2. Recognize the brand

"Dong'e Ejiao" is a well-known trademark owned by Shandong Dong'e Ejiao Co., Ltd., a listed company whose stock Code 000423, its factory address is: No. 78 Ejiao Street, Dong'e County, Shandong Province. There is no branch factory. All products that are inconsistent with the geology of No. 78 Ejiao Street, Dong'e County, Shandong Province are not products produced by Shandong Dong'e Ejiao Co., Ltd.

3. Smell the donkey-hide gelatin

Take a light breath on the surface of donkey-hide gelatin, and you will smell the faint scent of donkey-hide gelatin. After crushing, you will smell the unique aroma of donkey-hide gelatin. Fresh fragrance. Fake donkey-hide gelatin has no clear fragrance, but a fishy or strange smell.