Mites can be killed in about 10 minutes above 55 degrees Celsius. The optimum temperature for mites to survive is 22°C-30°C and humidity is 70%-80%. That is to say, it is easy to survive in low temperature and humid environment, on the contrary, it is easy to inactivate in high temperature and dry environment. In daily life, you can control mites through some small details. Pay attention to open windows and ventilate frequently. Dust mites cannot survive when the relative humidity of the atmosphere is less than 60% or the water content is less than 12%. Pay attention to keep the indoor environment clean and tidy, often cleaning, also has a certain effect on the removal of mites. Pay attention to wash bedding such as quilt covers and pillowcases with hot water above 55℃ frequently and dry them in the sunlight to get rid of dust mites. Should be more sun bedding and other items in contact with the body, you can choose smooth, light, easy to wash cotton fabric covers, can effectively reduce the breeding of mites.