*Conference Proceedings:Accepted and registered papers will be published in Conference Proceedings, which will be indexed by the major databases, for example, Ei Compendex, Google Scholar, Scopus, etc. *Submission:1. Full paper (publication and presentation) 2. Abstract (presentation only) Submit paper via online system: http://confsys.iconf.org/submission/ctccc2020More detail about submission, please visit http://www.ctccc.org/sub.html