China Headquarters

US Division


Focused on the discovery and clinical development of innovative biologics for unmet medical needs



Mingjiu Chen, Ph.D.

Chief Executive Officer, President

Dr. Mingjiu Chen, President and CEO. Over 20 years of biopharma antibody discovery experience. Before starting up Biosion, Dr Chen served as Senior Director of Operations at Strategic Diagnostics (SDIX) Inc., Senior Scientist at Abbott Laboratories (Currently AbbVie). Dr. Chen received his Ph.D. degree in Molecular Medicine from the University of Texas Health Science Center at San Antonio, MS degree in Animal Genetics from Central China Agricultural University, and BS degree in Animal Science from Inner Mongolian Agricultural University.





Cathy Zhong, M.D., Ph.D.

BD & Strategic Alliance VP

Dr. Cathy Zhong, Business Development and Strategic Alliance, Vice President. Over 20 years of biopharma regulatory and operation experience. Before joining Biosion Inc., Dr. Zhong served as Senior Regulatory Science Strategy Manager at J.R. Simplot and Senior Regulatory Science Manager at DuPont Pioneer. Dr. Zhong received her Ph.D. degree in Genetics from University of the Philippines, MS degree in Pharmacology from Fujian Medical University, and M.D. from Xuzhou Medical University.





Mark Ma, Ph.D.

Operations VP

Over 20 years of extensive experience on both small molecule and biological drug discovery and preclinical studies.  Before joining Biosion, Dr. Ma served as Director of Research and Development at FZata, Inc.  and Senior Scientist at Lexicon Pharmaceuticals, Inc.  Dr. Ma received his Ph.D. degree in Biotechnology from University of Milan, Italy, MS degree in Neuropharmacology and BS degree in Pharmacy from China Pharmaceutical University.





Frank Liu, Ph.D.

Biology, Vice President

Dr Frank Liu, Biology and Vice President. Over 20 years’ experience of target biology, drug discovery, and large molecule bioanalysis. Before joining Biosion Inc., Dr. Liu served as Senior Scientist in Target Biology Department at AstraZeneca US, Staff Biochemist in R&D at Siemens Healthineers US, Principal Scientist in Translational Medicine Department at QPS US, Associate Director of large molecule bioanalysis at Pharmaron US, and postdoctoral scientist at Eli Lilly and company. Dr. Liu received his Ph.D. degree in molecular and cellular biology from University of Massachusetts Amherst and BS degree in biochemistry from Peking University.