In 2004, Vitallife Nano Technology Co., Ltd. cooperating with Taiwan Engineering&Researching Institute invested and researched the purifying air technology and developed various kinds of professional air purifying instruments and materials, especially in the field of dedust, deodorization, sterilization, VOC decomposed etc., such as High quality electrostatic precipitator, Nano photocatalyst, Nano TiO2 spraying liquid, Nano silver spraying liquid, different sizes and functions HEPA filters, Acarid killed filters, Nano silver filters and professional removal smoke unit. We also obtained the solo distributor of Vitamin C filters with honey comb in Taiwan under the cooperation with Japanese company. In December, 2003, we designed first fashionable and elegant air purifier model, which begined to be volume-produced in Feb. 2005. Then the products were sold to hospitals, offices, amusement places and household. Our products obtained a good fame relying on the stable quality and high efficiency of purifying air by our customers via using our Shu-Ho machine in Taiwan.