For the
purposes of this research, residential air treatment systems are portable
systems and are defined as the following:
• Ultraviolet Air Purifiers
• Ion Generators and Ozone Generators
• Electrostatic Precipitators
• Hybrid Air Purifiers
• Charged Media Filters
• HEPA (High Efficiency Particulate Air) Filters
• Others (any other new or upcoming technology)
Major market participants that operate in the South Korean air purifier market include: Chungo Nais Co. Ltd., Sharp Corporation, Woongjin Coway Company Limited, Samsung Electronics Co. Ltd., Winia Mando Inc. and others