91大神精品,中文久久乱码一区二区,伊人国产在线视频,片黄在线观看,国产欧美日韩精品久久久,国产精品一区二区小说,国产亚洲精品久久久久久大师

Active carbon fiber Carbon fiber Active carbon filter material Active carbon Conductive carbon material Mask Indoor environmental protection Application of the product Environmental protection engineering

Mask Home -> Application Children’s Breathing Mask Date：2013/4/19　Number：2918 This product is fabricated with new active carbon filament material of high absorptive performance and hi-qualified outer material suitable for children, with features as good breathability, absorptivity to poisonous and harmful gases. It's a necessary product for the healthy growing-up of children. Nantong yongtong Environmental Protection Science and Technology Co. Ltd friendly remind you: Do Not Neglect Your Children’s Rights to Breathe Purified Air!