HY series of activated white clay has strong adsorption capacity, low rate of oil, high activation, easy sedimentationand filtration, low acid branches, low return of acid rate. The products are widely applied to the petroleum chemicalindustry, medicine, grease chemical, animal and vegetable oils purification, and it can effectively remove the pigments inthe edible vegetable oil, kanamycin, and peculiar smell. As a decoloring agent, it is also widely used in soap, plastic, resin, paint, detergent powder, food, brewing and other industrial production. As an adsorbent, it is also widely used in the organic phosphorus, organic sulfur, aflatoxins and other harmful substances removal process. It can make the olefinpolymerization synthesis of high grade lubricating grease, and it also has good function in the aspect of radioactive wastedwater treatment.