Dr. David Lang (Chairman & CEO)
He led the founding of Sanyou Biopharmaceuticals in 2015.

Ph.D. in biochemistry and molecular biology from Zhejiang University, having 18 years of experience in drug mechanistic studies, microbial pharmacy, antibody drug R&D, and industrialization.

Before founding Sanyou Biopharmaceuticals, he successively held the positions of: researcher, senior researcher, manager of R&D department, manager of quality control and biology department, administrative manager of science and technology, product director, senior scientific consultant, marketing director, and vice president of business development.

He was involved in R&D of many drugs, in which more than 10 have entered the clinical phase, and many have been successfully marketed. He has applied for utility patents at home and abroad and published more than 80 SCI papers.