Established in 2001, Vland Biotech Group (formerly known as KDN Biotech), with headquarter located in Qingdao, Shandong, P.R.China, is a leading biotechnology enterprise, including 9 subsidiaries and one Biotech R&D Center, dedicated to R&D, manufacturing, and marketing of enzymes and probiotics ranged over feed, food, biofuel, and environmental protection.

Vland has been accredited to ISO9001:2008, HACCP, HALAL Certificate, and also been honored as Key Manufacturer of Enzyme in China, Director Unit of China Fermentation Industry Association, and Standing Director Unit of China Veterinary Association Animal Micro-ecology Branch.