Activated carbon cartridges, extruded and shaped through the modern and special processing technique, of the nut-shell carbon as its main raw material and the edible bonding agent as the auxiliary, are ranked in advanced filter products related in China. With adsorption and filtration combined it can dramatically remove from water and liquid the organic matter, remaining chlorine and other radio-active substance. In addition it also can remove unpleasant taste and odors and decolorized as well.