German company BioNTech jointly developed the now widely-used Pfizer/BioNTech COVID-19 vaccine using mRNA technology, which was originally optimized for the development of cancer vaccines. 

This week, CGTN BizTalk's Lily Lyu speaks to Dr. Ugur Sahin, CEO and co-founder of BioNTech and he talks about mRNA technology and his vision for the future of vaccine development.