Previous ICMMR:ICMMR2019 was successfully held in Chongqing University, China during July 18-21,2019 ! ICMMR2018 was successfully held in Tokyo University of Science, Japan during July 19-21, 2018! ICMMR2017 was successfully held in Xi'an, China during June 20-24, 2017! ICMMR2016 was successfully held in Chongqing, China during June 15-17, 2016! Papers of ICMMR2016 are indexed by Ei Compendex and Scopus!ICMMR2015 has been successfully held during June 11-12, 2015 in Kuala Lumpua, Malaysia!ICMMR2014 has been successfully held during May 8-9, 2014 in Kuala Lumpua, Malaysia! ==Publication:All papers, both invited and contributed, will be published into IOP Conference Series: Materials Science and Engineering (Online ISSN: 1757-899X; Print ISSN: 1757-8981), which is indexed by EI Compendex, Scopus, Thomson Reuters (WoS), Inspec,et al. ICMMR2019 - IOP Conference Series: Materials Science and Engineering Vol. 626.ICMMR2018 - IOP Conference Series: Materials Science and Engineering Vol. 417.ICMMR2017 - IOP Conference Series: Materials Science and Engineering Vol. 224.ICMMR2016 - MATEC Vol. 77, 2016. Papers of ICMMR2018,2017&2016 are indexed by Ei Compendex and Scopus!