1. You can use a hair dryer to blow on the residual glue to heat it, and then use tape to stick it off. It will definitely succeed. This method will not harm the newly purchased items.

2. After soaking the glue with wind oil essence, it can be wiped off.

3. Apply cooking oil to the glued area. After a few minutes, wipe it with a soft cloth. If it cannot be wiped clean, just repeat it.

4. Tear off the non-sticky layer of paper on the surface and apply some hand cream (moisturizing ones are best), then gently rub it with your fingers to soak into the glue, and finally pick it up. It can be removed.

5. Dip a dry dishcloth into white vinegar or vinegar, completely cover the area with the label, and make it completely soaked. After soaking for 15-20 minutes, use a dishcloth to gradually wipe it off along the edge of the self-adhesive label, and finally soak it in water for a while.