1. First, we can soak it in latex for 2-3 hours, and then wash it with ordinary washing powder to remove grape juice stains.

2. Then rub the stained area with salt, then wash it with clean water, and finally wash it with washing powder to wash away the stain.

3. Then we can also try to apply a mixture of 1 egg yolk and 50 grams of glycerin on the stain. After 4 hours, wash it with warm water of 25-30 degrees Celsius. We can see the stain Just clean it.

4. The second step is to soak it in rice washing water for three consecutive days to remove the stains, and finally rinse it with clean water.