GUANGDONG VTR BIO-TECH CO., LTD is the largest and the most professional animal feed enzyme manufacturer in China, which owns the only provincial class of research institute in feed additive bioengineering field in Guangdong Province.With 18 years of professional experience in research, development and manufacture of feed enzyme and anti-disease herbal extract products, VTR is the only feed additive manufacturer that entered the Top 30 Enterprises in Chinese Feed Industry.Based on fermentation engineering, enzyme engineering and natural medicine extraction, VTR today has 33 direct branches all over mainland China, and its products are also marketed in more than 20 other countries/districts in the world. In 1998, VTR was chosen as the New High-tech Enterprise of Guangdong Province; In 2003, feed preparation YIDUOZYME and brand name YIDUOLI is authorized as Famous Product of Guangdong Province, and Famous Brand of Guangdong Province respectively. In 2004, the first Chinese Feed Enzyme Preparation General Rules drafted by VTR came into force. In 2005, the company was awarded as one of the Top 30 Enterprises in Chinese Feed Industry. In 2008, VTR&＃039;s new factory located in Inner Mongolia was established and put into production. With this factory, the total capacity of VTR for feed enzyme reachs 50000 tons/year, which ranks No. 1 in the feed enzyme industry Asia. Adhering to the operating policy of Talent as a Basis, Technology as a Lead and Quality as a Principle, VTR provides customers with new high-tech products and perfect services, and we are willing to work with you for a brilliant joint development in the 21st century.