CTCZYME is the main product of CTCBIO’s Animal Health Department. The main ingredient ß-mannanase was developed by CTCBIO for the first time in Asia and for the second time in the world. As an enzyme preparation that decomposes Mannan, an ingredient contained in high amounts in soybeans but difficult to use, the product received the World No. 1 Product Award (2008) and Jang Young Sil Award (2009). Patents have been acquired not only in Korea, but also in the US and Europe, and the effectiveness has been proven both domestically and internationally. As a feed additive, it was the first Korean animal drug to be registered in the US in 2016 for export, and the product is currently exported to over 30 countries including China, Mexico, Brazil, Russia, Indonesia and Columbia etc.