由于中国花粉季节的到来,加上空气污染严重,空气净化器的销售十分良好,在日本,开发空气净化器主要是为了减轻过敏反应,但随着日本空气净化器制造商不断改善产品质量,其在日本的销售量也在迅猛增长。多年来,日本空气净化器的需求量一直保持在100万台到150万台之间,但是近些年由于消费者对室内空气质量的关注,因此需求不断增 Due to the arrival of Chinese pollen season, coupled with serious air pollution, air purifier sales are very good, in Japan, the development of air purifiers mainly to reduce allergic reactions, but as Japanese air purifier manufacturers continue to improve product quality, its Sales in Japan are also growing rapidly. Over the years, the demand for air purifiers in Japan has remained at between 1 million and 1.5 million units, but demand has been steadily rising in recent years due to consumer concerns about indoor air quality