The accepted papers will be published in Conference Proceedings, which is online and indexed after the conference. *Conference history: ICMAA 2017 | Malacca, Malaysia, February 25-27, 2017 Online in Xplore: https://www.matec-conferences.org/articles/matecconf/abs/2017/22/contents/contents.html ICMAA 2017 Proceedings has been online and indexed by EI&Scopus. Photos&more information,please refer to http://icmaa.org/2017.html ICMAA 2018 | Singapore, February 24-26, 2018 Online in Xplore:https://www.matec-conferences.org/articles/matecconf/abs/2018/25/contents/contents.html ICMAA 2018 Proceedings has been online and indexed by EI Compendex. Photos&more information,please refer to http://icmaa.org/2018.html ICMAA 2019 | Chengdu, China, February 23-25, 2019 ICMAA 2019 Proceedings will be online soon Photos&more information,please refer to http://icmaa.org/2019.html *Submission: By online submission system: http://confsys.iconf.org/submission/icmaa2020 By Email: icmaa_info@163.com