★★Publication:All accepted papers must be written in English and will be published into CCCE 2021 Conference Proceedings by ACM, which submitted for *Ei Compendex*, and *Scopus* and are expected to be widely read and cited. ★Submission★1. Full paper(publication and presentation)2. Abstract (presentation) For full paper, please upload it to the Electronic Submission System (.pdf) http://confsys.iconf.org/submission/ccce2021For abstract, please send it to This email address is being protected from spambots. You need JavaScript enabled to view it. detail about submission, please visit: http://www.ccce.net/sub.html