Dr. Kwan Hee Lee, MD, Ph.D., Chief Technical Officer of L&J Bio, holds over 30 years of experience in biomedical therapy development area. After graduation of Seoul National University Medical School, he got his PhD degree in the same medical school. He conducted TGF-β studies at the US National Institute of Health. He was the professor at Inha Medical University Hospital and served as the Director of the Clinical Research Center. He also served as the board member of Gene Therapy Application for the Korean Food and Drug Administration. Notably, his invention, TG-C (Invossa), is currently on the phase III clinical trials in the US, marking a significant milestone in orthopedic medicine.