Yaohai Bio-Pharma, founded in 2010, is a CRDMO specializing in microbial expression systems. We focus on the development and manufacturing of recombinant proteins, plasmids, nano-bodies, vaccines, mRNA, and circRNA, providing integrated CRO/CDMO/MAH services across the entire biologics lifecycle. Yaohai is ISO-certified and EU QP-audited, reflecting our firm commitment to global quality standards and service excellence.