1. It's better not to keep the light-glued instant bags in a slightly high temperature for a long time, otherwise it will be easier to degum.
2. The imitation nylon instant bag needs to be contaminated, otherwise it is difficult to clean. It is better to spray the surface with fog volatile detergent every day after using it, and then wipe it with a clean soft cloth.
3. It's better not to use a brush when cleaning to prevent the surface from falling off.
4. When placing lunch boxes, make sure they are well covered and sealed.