1. Before and after use, please wash the cups and utensils to avoid remaining peculiar smell.

2. For stubborn stains, you can use 2 tablespoons of sodium bicarbonate heated water to clean and soak for 1 hour before cleaning.

3. Suggestion: In order to make the cup have better heat preservation effect, before going out, you can pour boiling water or cold water in advance, the time is controlled at about 5 minutes, so that it is preheated or precooled, and then filled with hot or cold liquid. It can effectively improve the heat preservation effect.

4. For health considerations, for perishable drinks (such as milk), please clean the cups as soon as possible after application to avoid diarrhea and peculiar smell, which will affect the next use.

5. For the sake of service life, for salty food or soup, the serving time should not be too long (not more than 12 hours). After use, please clean it as soon as possible to avoid rust.

6. Remember to use soft hair or soft fibers to clean the inner and outer bottle linings. Do not use brushes with hard objects to clean. It will scratch the inner and outer walls, cause rust, and affect the service life.

7. When in use, check whether the lid and lid sealing ring are in the correct position, so that water leaks and burns yourself.

8. It is not recommended to contain carbonated beverages. After being shaken violently, it will be easy to spray out after opening.

9. In order to avoid injury to bottle deformation, discoloration, paint falling and plastic deformation, please stay away from high temperature and fire.

10. Don't talk about plastic parts alone. As for soaking and boiling in hot water, it is easy to deform the plastic parts.