2. Laundry liquid: First soak the clothes in water for 5 minutes, then smear the dirty place with laundry liquid, rub it repeatedly, and then rinse it with clear water to wash off the stains on the school uniform.
3. Alcohol: Spray alcohol on the stained school uniform first. After the stain is dissolved and diffused, rinse it with clear water to remove the stain on the school uniform.