Packaging Technology and Science will have their own review committee and process the peer reviewed papers. The December 7 deadline for complete papers is for peer reviewed only. The deadline also applies for general stream abstracts.
1: Register their intention to submit a peer reviewed paper with the symposium organizers (see further comment on this below *).
2: Refer to the guidelines for paper submission at https://onlinelibrary.wiley.com/page/journal/10991522/homepage/forauthors.html AND to the authors check-list they will find in their author's center when they log in at S1 Manuscript Central.
When uploading their paper authors are asked to select their paper type from a drop-down list of options: they should select "Paper submitted to IAPRI peer review stream"