CTCBIO INC has grown steadily based on CTC (Change, Try, Challenge) as the corporate philosophy. CTCBIO is composed with three business area (pharmaceutical, functional food and animal business) and each of the organic system being operated efficiently. Animal business is fundamental business of CTCBIO. CTCBIO has 4 factories for animal business and producing feed additive, veterinary medicine and vaccine. Product of CTCBIO are produced based on global standard, especially CTCZYME has been leading product of CTCBIO.