1) Wash at room temperature or cold water, and turn over and clean;
2) Avoid violent friction when washing;
3) Choose neutral detergent, and try not to use alkaline detergent (such as washing powder and soap), which will hydrolyze some dyes and fall off from clothes;
4) soaking and cleaning to shorten the soaking time;
5) Avoid exposure to the sun.
In addition, faded clothes should be washed separately to avoid dyeing other clothes.