Check whether the paint product packaging is intact and whether there is too much noise when shaking the paint bucket. Loud noises indicate that the quantity is insufficient. You can spot check the weight of a bucket of paint against the product packaging instructions. Check whether the printing on the paint packaging is clear and delicate, and whether the packaging pattern is clear and delicate. After opening the paint bucket, check whether there are impurities on the surface and whether the overall surface is clear. Stir the paint to see if there are any lumps. Is the smell of paint pungent to your nose or eyes? Check the paint application effect for signs of discoloration or yellowing.

1. Check whether the paint packaging has the factory name, address, registered trademark, and whether there is a test report from the quality supervision department. If the description is unclear, please do not buy. The key is to see the original factory certificate and the test report from the quality supervision department.

2. Check whether the paint product packaging is intact and whether there is too much noise when shaking the paint bucket. Loud noises indicate that the quantity is insufficient. You can spot check the weight of a bucket of paint against the product packaging instructions.

3. Check whether the printed matter on the paint packaging is clear and delicate, and whether the packaging pattern is clear and delicate.

4. After opening the paint bucket, check whether there are impurities on the surface and whether the overall surface is clear.

5. Stir the paint to see if there are any lumps.

6. Is the smell of paint pungent to the nose and eyes?

7. Check the paint application effect for signs of discoloration or yellowing.