★Publication★Accepted paper will be included into MEVE 2021 Conference Proceedings, which will be published online. The proceedings will be submitted to be indexed by Ei Compendex and Scopus, etc. ★Submission★1. Full paper (publication and presentation)2. Abstract (only presentation) Submission Online Electrical System: http://confsys.iconf.org/submission/meve2021More detail about submission, please visit at: http://www.meve.net/sub.html