★★Publication: All accepted papers must be written in English and will be published into the IOP Journal of Physics: Conference Series(JPCS) (ISSN: 17426588, E-ISSN: 17426596), which is indexed by *Ei Compendex*, and *Scopus* and are expected to be widely read and cited. ★★Good News: The papers of ICMCE 2017 was published in IOP Conference Series, which is indexed by EI Compendex, Scopus, Thomson Reuters (WoS), Inspec,et al. ★Submission★ 1. Full paper(publication and presentation) 2. Abstract (presentation) For full paper, please upload it to the Electronic Submission System (.pdf) https://www.easychair.org/conferences/?conf=icmce2019 For abstract, please send it to icmce_conf@outlook.com More detail about submission, please visit at http://www.icmce.org/submit.html