discounted consumption
ah dai's bookmark David Bunce liyang yongjia activated carbon co., ltd. mainly produces and operates coal-based columnar activated carbon, water-treated activated carbon, decolorized activated carbon, pure water activated carbon, waste gas-treated activated carbon, spherical activated carbon, water-purified activated carbon, activated carbon filter material, honeycomb activated carbon, powder activated carbon, coal-based activated carbon, fruit shell activated carbon, coconut shell activated carbon and other water purification materials and agents