2. Query the security code. Now counterfeiters will also set up their own inquiry numbers and bar codes. Consumers can go to the website to find the website of genuine trademark production enterprises, and make inquiries according to the inquiry telephone number prompted on the website.
3. Check the waterproof effect. Take polymer waterproof material as an example, genuine rubber can be removed from the wall and floor with a knife, and it will not break when folded in half, which is malleable. Many fake and shoddy products are powder, which is difficult to take off from the wall, and will break when folded in half.
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