On December 9, 2014,Xiaomi air purifier was officially released, priced at 899 yuan, and 271,893 rice fans became the first generation users.

today Xiaomi announced a 899 yuan gratitude coupon for 270,000 users.Xiaomi said: "To change the dream of Made in China, we remain true to our original aspiration!"

Earlier at the World Internet Conference held in Wuzhen, Lei Jun had imagined a bright future for the development of mobile phones in the next decade, but Ma said in reverse: "Air is not good, water is not good, no matter how good the phone?"

Lei Jun said on Weibo: "I am speechless after thinking about making a mobile phone all day... Who can help me answer: what's the use of a good phone?" Soon after, Lei introduced air purifiers.

At present, the air purifiers on sale in the Mi Mall range from 599 yuan to 4,799 yuan, with various styles that basically meet the multi-level needs of ordinary users.