Shanghai Yaxin Biotechnology Co., Ltd., established in 2008, is a dedicated manufacturer of recombinant proteins expressed in E. Coli system.YaxinBio offers the best quality products at competitive prices to customers worldwide.

Both YaxinBio recombinant trypsin and recombinant carboxypeptidase B, with highest selectivity and specific activity, have been successfully used in the production process of recombinant insulin by several companies.

YaxinBio insists on "scientific and technological innovation" and owns independent intellectual property rights. Our main products are : recombinant trypsin (human anion trypsin, PRSSI), recombinant human cation trypsin (PRSSII), recombinant porcine trypsin, recombinant carboxypeptidase B, recombinant protein A, V8 and lipase A.

We set our enterprise goal as: to be a professional manufacturer of recombinant enzymes to serve pharmaceutical and biotech-related companies.