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  • Why should we use air purifier?

    In normal condition, one needs to take in 1kg food, 2kg water and breathe in 32kg air. According to the research of USEPA, the pollution level of indoor air is 2-5 times of that of the outdoor, even

  • How to select the purifier?

    Thanks to your question. The air purifier can be selected based on the room area. There are two commonly used options for you. The first option is to choose the proper type according to the area of

  • PM 2.5 is the main cause of haze weather.

    Sky may turn grey even there is no fog in some cases. It is very likely that the haze is to blame. The difference between haze and fog lies in the moisture content. It is fog when the content reaches

CAO死你小SAO货湿透了视频