Dr Changqing Shen received the B.S. and PhD degrees in Instrument Science and Technology from the University of Science and Technology of China, in 2009 and 2014, respectively. He also holds another PhD degree in Systems Engineering and Engineering Management from the City University of Hong Kong, in 2014. Currently, he is an Associate Professor with the School of Rail Transportation, Soochow University, China. His research interests include machinery data mining and intelligent fault diagnosis and Signal Processing. Among many, one of his research projects is 'Machinery signal deep transfer learning and health status recognition under variable working conditions'. He has been awarded the honour of Outstanding Young Scholar of Soochow University in 2018 and Six Talent Peaks of Jiangsu Province in 2019. He has more than 60 publications.

Dr. Shigang Ai is a professor at Beijing Institute of Technology (BIT), China. He received his Ph.D. from the South China University of Technology in 2011. He worked as a postdoctoral scientist at Peking University and also served as visiting scholar at Georgia Institute of Technology and Texas A&M University. His general research interests lie in composite mechanics, digital twins of aerospace vehicles, image-based finite element methods, and high-temperature mechanics. He has published more than 50 research papers in top-class and core magazines.

Dawei Zhao is a Senior Researcher at the South Ural State University in Russia. He has expertise in studying and teaching the principle of welding metals. His interests focus on studying the welding mechanism of newly developed metals, in-situ measurement and monitoring techniques, and welding control based on the dynamic signals in the welding process. He has published more than 30 papers and has taught courses in his organization for 7 years.

Shuangfu SUO, Associate Prof. of Tsinghua University, Beijing China. The research field focused on the sealing technologies development and the sealing life span prediction. The development of new intelligent machine tools for harvesting of vegetables, catching tools of the fisheries, the crabs etc. This year, we will try to use the NET-grid calculation power to simulate the graph recognition models and the three dimensional models simulation of the application environment.

Dr. Shadloo is an Associate Professor, since Sept. 2015, at the National Institute of Applied Science (INSA), Rouen and a Researcher at Coria Lab. (CNRS-UMR 6614). Dr. Shadloo is actively engaged in the fields of (i) (aero-) hydrodynamics, turbulence, transitional boundary layers as well as (ii) multiphase, multi-physics fluid flows and heat transfer for the last 10 years. His expertise is mainly in theoretical and computational fluid dynamics (CFD), but has also been active in developing validation strategies and guidelines for CFDist. Dr. Shadloo aims to develop a new generation high-order coupled algorithm for compressible or incompressible fluid flows with complex physical behaviors, in relation to industrial applications. In this framework, he uses high-performance computing (HPC), high-fidelity direct numerical simulations (DNS) and large-eddy simulations (LES) to decipher complex instabilities and flow behaviors caused mainly by multi-phase and/or turbulent flows, with heat transfer and compressibility effects.

M.M. Rashidi is a professor of Mechanical Engineering, He has published over 340 journal papers indexed in Scopus and Web of Science and 50 conference papers.

Dr. Zhouchao Wei is currently a full Professor at the China University of Geosciences (Wuhan). He received his BSc and PhD degrees in Applied Mathematics from South China University of Technology in 2006 and 2011 respectively. He then joined the College of Mechanical Engineering of Beijing University of Technology in 2014 as a Postdoctoral Fellow, and the Faculty of Mechanical Engineering, Technical University of Lodz in Poland in 2015 as a Visiting Researcher. He has also been a Visiting scholar at the Mathematical Institute, University of Oxford, UK, between 2016 and 2017. Dr. Wei's current research interests include the qualitative theory of differential equations, chaos and bifurcation theory. He has been supported by several National Natural Science Funds and has published more than 60 relevant academic papers in SCI-indexed journals.

Dr. Yebing Tian is currently a Professor and Director of the department of Mechanical Manufacturing at the School of Mechanical Engineering, Shandong University of Technology, China. He received his degrees in B.E. (2001) and Ph. D (2007) at Shandong University of Technology and Dalian University of Technology, China, respectively. He worked as a postdoctoral research fellow (2007- 2010) at Ibaraki University, Japan. He was appointed as an Assistant Scientist (2010), and promoted to Scientist I (2011) and Scientist II (2013), respectively, in the Machining Technology Group at Singapore Institute of Manufacturing Technology, Singapore. He joined the department of Mechanical Manufacturing at the School of Mechanical Engineering, Shandong University of Technology, China as a full professor in 2017. His current research interests include precision and ultra-precision machining, smart material preparation and characterization.

Dr. S. Murugan is a Professor in the Department of Mechanical Engineering at National Institute of Technology, Rourkela, Odisha, India. He was a visiting researcher at Cranfield University, UK for four months in the year 2015 under Marie Curie International Research Staff Exchange Scheme. He pursued his post-doctoral research in VSB Technical University, Czech Republic in the field of renewable energy in 2015. He has published about 100 research articles in peer reviewed International Journals and Conferences. He has supervised 8 Ph.D scholars and more than 25 post graduate and 100 undergraduate students.

Dr. Siliang Lu received his B.S. and Ph.D. degrees in instruments and mechanical engineering from the University of Science and Technology of China, Hefei, PR China, in 2010 and 2015, respectively. His research interests include mechanical signal processing and fault diagnosis. He is currently an Associate Professor at the National Engineering Laboratory of Energy-Saving Motor and Control Technology, College of Electrical Engineering and Automation, Anhui University, Hefei, China. In recent years, he has authored and co-authored 57 journal articles in reputable journals.

Dr. Fang Liu received the B.S. and Ph.D. degrees in Mechanical Engineering from the University of Science and Technology of China, in 2009 and 2014, respectively. He is currently an Associate Professor at the Department of Mechanical Engineering, and National Engineering Laboratory of Energy- Saving Motor & Control Technology, Anhui University, Hefei, China. His current research interests include machinery condition-based monitoring and fault diagnosis, signal processing, robotics and industrial automation.

Dr. Roozbeh Abedini-Nassab holds a doctorate degree from Duke University, USA. At Duke, he also served as a fellow at the Center for Biomolecular and Tissue Engineering at Duke University. Then, he worked at the Biomedical Department at Cornell University, USA, as a postdoctoral Associate. Now, Dr. Abedini-Nassab is an Assistant Professor at the University of Neyshabur. In addition to academic achievements, he has worked for more than seven years as an R&D director in the field of IT. He is interested in multi-disciplinary engineering projects and high-impact research fields in biomedical devices, lab-on-chip, microfabrication, and single-cell genomics, with a solid publication record. In particular, he is skilled in microfabrication, designing and fabricating microfluidic devices, designing electronic circuits, and programming.

Dr. Soheil Gohari received his PhD in the area of Mechanical Engineering from Victoria University, Melbourne in Australia. He is currently a research assistant and casual teaching staff at the University of Melbourne in Australia. His primary research is focused on solid and structural mechanics, composite structures, smart materials and structures, dynamic and vibrations, additive manufacturing, plates and shells, biomechanics and bio-signal processing.

Yunqing Tang obtained a BEng from China University of Mining and Technology in 2012 and a PhD from Jiangsu University in 2017. He is now working as a postdoctoral fellow at the University of Alberta. His research interest is in nanoscale heat transfer and mechanical/optical properties of low- dimensional materials and high entropy materials. He has published over 40 peer-reviewed papers in high impact journals including Cell Reports Physical Science, Carbon, Nanoscale. He is a Young Editorial Board Member of Tungsten and a Guest Editor of Metals and Frontiers in Chemistry.

Dr. Florentin Smarandache is a professor of mathematics at the University of New Mexico, USA. He got his MSc in Mathematics and Computer Science from the University of Craiova, Romania, and PhD in Mathematics from the State University of Kishinev. He is the founder of neutrosophy (generalization of dialectics), neutrosophic set, logic, probability and statistics since 1995 and has published hundreds of papers and books on neutrosophic physics, superluminal and instantaneous physics, unmatter, quantum paradoxes, absolute theory of relativity, redshift and blueshift due to the medium gradient and refraction index besides the Doppler effect, paradoxism, outerart, neutrosophy as a new branch of philosophy, Law of Included Multiple- Middle, multispace and multistructure, hypersoft set, degree of dependence and independence between neutrosophic components, refined neutrosophic set, neutrosophic over-under-off-set, plithogenic set, neutrosophic triplet and duplet structures, quadruple neutrosophic structures, extension of algebraic structures to NeutroAlgebras and AntiAlgebras, DSmT.