Delisi Group Co., Ltd. was founded in 1986. Now it is a large scale national listed company with development of pig breeding, standardization of feeding, feed production, animal drug epidemic prevention, pig slaughter, meat processing, biological engineering in one. It has several National Well-known Trademarks in china, such as "Delisi", "Beiji God" and so on. It is one of the first batch of national key agricultural industrialization leading enterprises, assumed the national " 863 " project and took the lead in establishing a perfect quality management of traceability system in this industry.