Contact Person : Ms. Mirror Ding; Last Date for the submission of abstract : 20th February 2020; Description :Publication:Submitted papers will be submitted to around 2-3 reviewers for peer review. And accepted papers will be published will be published in a volume of Key Engineering Materials. (ISSN print 1013-9826; ISSN cd 1662-9809; ISSN web 1662-9795