Coconut shell activated carbon is a kind of carbonized material with multi-pore diameter. It has extremely rich pore structure and has good adsorption properties. Its adsorption effect combines physical and chemical absorption, and its appearance is black. Its ingredients except the main carbon, also contains a small amount of hydrogen, nitrogen, oxygen, and its structure looks like in a hexagon, due to the irregular hexagon structure, identified the more definite and also the characteristics of high surface area, per gram of activated carbon to the surface of the than equivalent to more than 1000 square meters.The products are mainly used for drinking water, purified water, liquor, beverage, industrial sewage purification, decoloring, dechlorination, deodorization. It can also be used in oil refining industry.