Established in 2008, Zhejiang Dazhan Biotechnology Co., Ltd. (formerly known as Ningbo Yijia Biochemical Co., Ltd). Is a biological pharmaceutical enterprise founded by 4 peoples with oversea studying background. Through combing the advantages of these students in their majors with the practical experiences in the manufacturing fields of pharmaceuticals and chemicals, now mainly specializes in the research and development of high-end APIs and intermediates of biological pharmaceuticals both in biological and synthetic methods.

Zhejiang Dazhan Biotechnology Co., Ltd. Lays great stresses on the combination of production, university and research, and establishes cooperative relations with ZhejiangUniversity of technology, ZhejiangUniversity, HuazhongAgriculturalUniversity and so on. Moreover, we have got the funding supports of governments for students with oversea studying background to start their business. Especially, our "high yield orlistat project in the mutagenesis method of bacterial strain" was approved as the National innovation fund project in 2011 successfully.