Vision at Prosit Sole:

Make Orphan Drugs No Longer Orphans!


Rare Diseases Are Not Rare

We are with Patients

Every Single Patient Deserves Our Care!


Winners Never Quit!

We Never Quit Pursuing Our Vision!


Secret Code of Life,Origin of Our Heritage

Our Ambition Is Rooted in Our Genes!


Enjoy a Healthy Life

Cared by Prosit Sole

Innovation at Prosit Sole

Prosite Sole is the proud inventor and owner of a patented Biologics discovery platform and a robust product pipeline, with 6 innovative therapeutics for a range of severe rare diseases.  Each biologics molecule is designed to be de-risked as well as likely to be speedily approvable by FDA and CFDA. The company possesses full capability of protein design by the patented P-POP protein chimeric platform, drug screening, cell banking, high quality scale-up/manufacturing, animal disease models, preclinical and clinical development.

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About Prosit Sole

Unmet Medical Needs, Our Social Responsibility


At Prosit Sole, we focus on developing innovative protein therapeutics that address the unmet medical needs for life-threatening rare diseases. Prosit Sole established an advanced Prositsole Protein Optimize Platform (P-POP), a Biologics discovery technology, patented in the US and China, that enables us to discover first-in-class or best-in-class biologics, with excellent efficacy and favorable safety profile. Currently, Prosit Sole has 4 Biologics in various stages of development, the lead product candidates are PEGINF-lchimeric (currently being pursued for IND in the US) and a FGF-18 chimeric (currently in pre-clinical development). 


The Future of Humanity:

Leave Not Even a Single Patient Behind!

Scientific Discoveries Leading to and Accompanying the Development of a Novel Antiviral INF-λ Chimer