★ICMET 2019 is hosted by Nanjing Institute of Technology and technically assisted by National Formosa University and National Changhua University of Education. ★Proceedings:Accepted full papers of ICMET 2019 will be collected in the conference proceedings, which will be indexed by Ei Compendex and Scopus, etc. major databases. ★Committee:*Honorary Conference Chair:Prof. Jinfei Shi, President of Nanjing Institute of Technology, China *Conference Chairs:Prof. Guanghsu Chang, Nanjing Institute of Technology, China;Prof. Yongsheng Ma, University of Alberta, Canada. *Program Chairs:Prof. Chun-Lang Yeh, National Formosa University, Taiwan;Prof. Jieh-Shian Youngg, National Changhua University of Education,Taiwan;Prof. Wirachman Wisnoe, Universiti Teknologi MARA, Malaysia. *Technical Committee:Prof. Xiaoping Du, Missouri University of Science and Technology, USA;Asst. Prof. Yugu Yang-Keathley, Wentworth Institute of Technology, USA;Prof. Hassan Soliman, University of Manitoba, Canada;Prof. Hirpa G. Lemu, University of Stavanger, Norway;Prof. Jieh-Shian Young, National Changhua University of Education, Taiwan;Prof. Wirachman Wisnoe, Universiti Teknologi MARA, Malaysia;Prof. Pu Hongbin, Xi'an university of technology, China;Prof. Ming Chen, Shanghai Jiao Tong University, China;Prof. Lijun Zhou, Southwest Jiaotong University, China.