¡¡¡¡Located at the suburbs of Changzhou City, close to favorable geographical conditions such as Chanzhou Hi-Tech Developing Area, Beijing-Hangzhou Grand Canal, Shanghai-Nanjing Railway, Shanghai-Nanjing Expressway and Changzhou Civil Airport, our factory is specialized in researching purifying materials, producing and designing purifying project and manufacturing purifying equipments and rich scientific technical force. The aim of our factory is to purify atmosphere to make contribytion for people's longivity and to meet necdessary nutrition of human body from air.