Hand wash- Pour 10 ml (1/4 bottle cap) of laundry liquid into 5 liters of warm water. Then, wash and soak the cloths for 5 minutes. Finally, wash the cloths with clean water.
Machine wash- 25 ml (about half bottle cap) laundry liquid will be added to an ordinary washing machine filled with cloths. If there is a tough stain, pour a small amount of liquid laundry detergent on the stained clothing, soak for 5minutes, and then put into washing machine to clean it.