Method of use： 1. Pour this product into the washing machine (3 bags are recommended for the first cleaning), and you can put in a towel to help absorb dirt. 2. Run for 15 minutes after water injection, suspend the power supply, and soak for more than 3 hours. (Water temperature is recommended 40 degrees) 3. Turn on the power and wash it in the daily washing mode (washing, rinsing, dehydrating), and the dirt can be washed repeatedly. 4. Use a towel to wipe the inner tube of the washing machine. If there is dirt on the inner tube, continue to rinse.