1. First soak the clothes in clear water for 20 minutes, then wipe them with white vinegar while soaking, and finally rinse them with clear water.
2. Sprinkle a proper amount of salt on the stain, wet it with water and gently rub it with your hands, then put it in warm water and add detergent to clean it.
3. Pour a teaspoon of white vinegar where there is mulberry juice, sprinkle with a layer of salt, wait 10 minute, soak the clothes in hot water for 5 minutes, and then wash them with detergent.
Wash the touched place with soapy water several times, then add a few drops of lemon juice to continue washing, and finally rinse it with clear water.
If you really can't get rid of the stain, you can soak it in color bleach until the stain dissolves, then wash it and dry it. Color bleach will not make clothes fade, but after all, it is a chemical product and harmful to clothes.