 Currently, botulinum type A toxin related products are used not only in treatment areas but they are used often in cosmetic area as well and frequency of usage is increasing as well. Daewoong Pharmaceutical Co., Ltd. has developed a safe product by identifying wild-type Clostridium botulinum type A strain and purifying high purity, high quality botulinum toxin type A proteins from the strain. As a result of characteristic analysis genotype analysis, morphological biochemical characteristic verification test, toxicity test, etc of the identified fungi, it was confirmed that the biological and chemicophysical properties are equal to those of wild-type Clostridium botulinum type A, Hall strain. 