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Our Team

Sang-Cheol Han, Ph.D., Founder & CTO

Dr. Sang-Cheol Han completed his doctorate in the field of nanomaterial under the guidance of Prof. Sang-Eon Park. He has served as a research member of the Korea Research Institute of Chemical Technology and foreign and domestic companies. He discovered the developed and commercialization of biomineralization production technologies and mechanisms for mesoporous silica nanospheres(MSN) and MSN containing encapsulated nano metal nanoparticles, and preparation of silica nanotubes by using supramolecular self-assembly and hybrid mesoporous silica wth DNA like doulbe helix structure developed over the past decade. So He success led CEN Group's founding. He has published about 23 SCI journals, 26 patents and 30 conferences presentations.

Sang-Eon Park, Ph.D., Chief Business Officer

Prof. Sang-Eon Park is Emeritus professor of Inha University, Incheon, Korea. He had led the Laboratory of Nano-Green Catalysis and Nano Center for Fine Chemicals Fusion Technology for 15 years as a director after Principal Investigator in Korea Research Institute of Chemical Technology, Daejeon, Korea for 16 years and Process Engineer in Chon Engineering Company in Seoul for 8 years. Professor Park has served on the editorial boards of several scientific journals and as an advisory member of several leading international conferences such as International Mesoporous and Mesostructured Materials. Specially, he launched the Journal of CO2 Utilization and is serving as an Editor-in-Chief. His scientific achievements include the publication of more than 400 papers in the scientific literature and 75 patents with 7 commercialization.

Young-Soo Kim, Ph.D., Chief Marketing Officer

Young Soo KIM, received a bachelor's degree in Mechanical Engineering from Pusan National University and a master's degree in Mechanical Eng. From Seoul National University and doctor's degree in Mechanical Engineering from Concordia University, Canada in 1995. From 1984 to 2010 (26 years), he was a professor at the Department of Refrigeration Engineering, Pukyong National University. During his tenure, he served as director of the Eco-Friendly Advanced Energy Research Institute. His research has been mainly performed in the field of energy conversion engineering such as freeze-drying system, hydrogen liquefaction system, etc. His current research interests include applying Graphene Nano Plates (GNP) technology, Silica Nano Tube (SNT) and Silica Mesoporous Ball (SMB) technology, and Silica-Graphene Convergence Technology in engineering point of view.

Yong-Il Shin, M.D., Ph.D., Chief Medical Officer

Professor Yong-Il Shin is the head of the department of Rehabilitation Medicine, Pusan National University School of Medicine. He is also a director in Yeoungnam Regional Rehabilitation Hospital of Pusan National University Yangsan Hospital. He graduated Chonbuk National University School of Medicine and received a doctorate in medicine in 2003. He published more than 160 papers in the medicine literatures and holds 9 patents in research field. Now his main clinical fields are neurorehabilitation for stroke, traumatic brain injury, dementia, & other CNS diseases.

Heung-Lak Lee, Ph.D., Advisor, Attorney at Law

Dr. Heunglak Lee completed his doctorate in the field of Criminal law and master's degree in Constitutional law from Seoul National University. He has served as a visiting researcher at NYU School of Law. He has also worked for Korean Ministry of Justice and Public Prosecutors' Office as a public prosecutor for 25 years. In those period he has served for MOJ as a profession of Intellectual Property Right, He served as a representative legal adviser to the USTR while in charge of the International Criminal Part. He also participated in 10 conferences on international commerce of anti-corruption and prevention of money laundering, and was in charge of the International Criminal Court (ICC) and legislative affairs. And he also participated in the ICC Review Meeting and in the Chinese Conference on the Reform of Criminal Procedure Law and for Constitutional Court of Korea as a constitution researcher. From 2018, he is working as a Partner Attorney in LOGOS Law-firm, one of the Major Law-firms in Korea. He now has advised many companies, especially those related to overseas investment firms and venture start-ups, on the operation and fair trade of the companies.

Hyung Kim, M.D., Ph.D., Advisor

Dr. Kim has now been serving at Nature-hill Hospital for traditional herbal medicine clinic, majored at the field of microbiology, Kosin University M.D., Ph.D., studied in pathology and got a medical specialist of laboratory medicine. Also he has the experiences as an adjunct associate professor at Hospitals of Kosin and Inje University.
He has been volunteering as a medical missionary and the founder of ‘Rainbow Children’s Fund’ in Cameroun.

Yoon-Keun Han, Chief Operating Officer

YK Han graduated from Pusan National University of Fisheries, Busan, Korea and taught at the Royal Oriental Medicine College at CA, USA. As an expert in real estate, I have accumulated more than 40 years of economic experience including asset management. He is currently in charge of production and marketing for CEN.

Deog-Jong Kim, Chief Financial Officer

DJ, Kim has almost 30 years of banking experiences beginning with his graduation at Dong-A University. From starting the business of CEN, he has been leading the financial affairs and funding business in CEN group.

John Lee, CEO & Co-founder

John Lee started trading business right after graduation in Busan University. Throughout his career for 30 years, he has had various experiences in finances, international trade, general affairs and invest projects. And also on basis on his law major, he had served many years in property control works in several companies. After 2013, he has been working at developing of mesoporous silica and silica nanotube to be used in many industries. His vision is to create the market to be used with mesoporous silica materials for better circumstances of human being in the World.