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Ions are charges contained in molecules or atoms. These ions exist in nature. In short, small ions have a survival time between 30 and 300 seconds, but they are very active; and the density of small ions ranges from 900 to 1100 Negative ion...

Fan coil air purification system, sterilization and deodorization equipment used in hotels, factory workshops, warehouses, office buildings, fan coils, public transportation, hotel rooms, public toilets, kindergartens, classrooms, nursing homes, campu...

Large fresh air pipe in addition to formaldehyde disinfection and odor purification equipment used in medium and large central air conditioning pipes, fresh air systems, farms, restaurants, office buildings, shopping mall basements, hotels, hospitals,...