Things to note when buying a pug:

1. When buying a pug, don’t just focus on its appearance, but also observe whether the pug’s mental state is normal.

2. The pug’s anus should be clean and dry. The pug's excrement is also a criterion for health.

3. When buying a pug, you should pay attention to its price. Go to a regular pet store to buy according to its pedigree.

4. If you are buying a pedigree pug, be sure to check the vaccination record and pedigree certificate.

5. Look at the degree of destructiveness of the pug. The degree of destructiveness of the dog is greatly reflected in its love of biting and destroying objects. It is not recommended to choose this kind of pug.

6. A healthy pug’s nose should be moist, cool and free of nasal fluid. The sick dog's nose is dry and hot.