Prof. K. L. YUNG received the B.Sc. degree in electronic engineering, in 1975, the M.Sc. degree in DIC in automatic control systems, in 1976, and the Ph.D. degree in microprocessor applications in process control at U.K., in 1985. He became a Chartered Engineer (MIEE) in 1981. After graduation, he was with companies at U.K., such as BOC Advanced Welding Co., Ltd., the British Ever Ready Group, and the Cranfield Unit for Precision Engineering. In 1986, he returned to Hong Kong to join the Hong Kong Productivity Council as a Consultant and subsequently switched to academia to join The Hong Kong Polytechnic University, where he is currently the Chair Professor of precision engineering with the Department of Industrial and Systems Engineering. He has authored over 200 journal papers and conference publications in his research related areas. His research interests include space systems and precision motion control, aspects of computer integrated manufacturing and robotics, aerospace engineering, logistic planning and optimization, and computer vision. He has received many international awards. Prof. Andrew W. H. Ip has more than 30 years of experience in teaching, research, education, industry and consulting. He received his PhD from Loughborough University (U.K.), MBA from Brunel University (U.K.), MSc in Industrial Engineering from Cranfield University (U.K.), and LLB (Hons) from the University of Wolverhampton (U.K.). He is now Professor Emeritus of Mechanical Engineering of University of Saskatchewan, and Principal Research Fellow in the Department of Industrial and Systems Engineering of The Hong Kong Polytechnic University. He is also Honorary Fellow of the University of Warwick, Warwick Manufacturing Group. Prof. Ip and his research team was awarded “Gold Medal with the Congratulations of Jury” and “Thailand Award for Best International Invention from The National Research Council of Thailand (NRCT)” in the 43rd International Exhibition of Inventions of Geneva. And in 2013, he obtained Natural Science Award - Second Class, presented by the Ministry of Education of Mainland China. Prof. Ip has published nearly 240 papers with over 130 papers in SCI indexed journals, and also over 130 papers in conference proceedings, and has written books and invited book chapters. He is also the Editor-in-Chief of Enterprise Information Systems, Taylor and Francis publishing, and the Editor-in-Chief and Founder of International Journal of Engineering Business Management, SAGE publication and editorial member of various international journals. He is a senior member of the Institute of Electrical and Electronics Engineers (IEEE), and the Hong Kong Institution of Engineers (HKIE). Fatos Xhafa, PhD in Computer Science, is Full Professor at the Technical University of Catalonia (UPC), Barcelona, Spain. He has held various tenured and visiting professorship positions. He was a Visiting Professor at the University of Surrey, UK (2019/2020), Visiting Professor at the Birkbeck College, University of London, UK (2009/2010) and a Research Associate at Drexel University, Philadelphia, USA (2004/2005). He was a Distinguished Guest Professor at Hubei University of Technology, China, for the duration of three years (2016-2019). Prof. Xhafa has widely published in peer reviewed international journals, conferences/workshops, book chapters, edited books and proceedings in the field (H-index 55). He has been awarded teaching and research merits by the Spanish Ministry of Science and Education, by IEEE conferences and best paper awards. Prof. Xhafa has an extensive editorial service. He is founder and Editor-In-Chief of Internet of Things - Journal - Elsevier (Scopus and Clarivate WoS Science Citation Index) and of International Journal of Grid and Utility Computing, (Emerging Sources Citation Index), and AE/EB Member of several indexed Int'l Journals. Prof. Xhafa is a member of IEEE Communications Society, IEEE Systems, Man & Cybernetics Society and Founder Member of Emerging Technical Subcommittee of Internet of Things. His research interests include IoT and Cloud-to-thing continuum computing, massive data processing and collective intelligence, optimization, security and trustworthy computing and machine learning, among others. He can be reached at [email protected]. Please visit also http://www.cs.upc.edu/~fatos/ and at http://dblp.uni-trier.de/pers/hd/x/Xhafa:Fatos Prof. K. K. Tseng is currently an Associate Professor of Harbin Institute of Technology of mainland China, and a Shenzhen Pea-cock B-level Talent. He received the Ph.D. degree in computer information and engineering from National Chiao Tung University, Taiwan, in 2006. He has many years of research and development experience, since 2004, and has been long engaged in biometric systems and algorithms research. His current research results are published in 65 articles of which about 20 is a high-impact factor of theSCI magazine or the famous ACM/IEEE series of journals.