空山新雨晴，天氣晚來秋。雨后新晴，空氣格外清新，不禁使我們敞開胸懷，大口呼吸，沉醉與迷戀大自然。

     處在工業化時代的我們，不再擁有自然清新的空氣，各種困擾躍然于心，使我們焦躁。這些困擾都不是事，我們擁有最新進的空氣凈化技術，道一空優有氧空氣凈化器，殺菌、除甲醛、PM2.5、異味和二手煙，保濕護膚，告別干燥，促進人體新陳代謝，抑制螨蟲粉刺生長。

     空優系統[http://www.1st-o2.com/]能夠快速降解PM2.5及更細小的致癌物質PM0.3，并將負離子作為能量進行催化耦合，有效殺死細菌，病毒，霉菌，降解有機揮發污染物等有害物質。該產品已經獲得了國家專利。該系統由專業人員進行安裝，無需更換濾芯，維護方便，同時，道一空優系統安裝在“看不見”的系統，可以保證用電安全，不易發生事故。空優系統既能夠保證足夠的通風、維持合理的氧氣和二氧化碳濃度，又具有安全、便捷、維護成本低的優勢，是公共場所或室內進行空氣凈化的不二選擇。

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