All accepted General Presentations for VANJ2023 are required to submit the presentation materials to the OJS system (VANJ Submission) by November 17th, 2023. Instruction on how to use the VANJ Submission can be found here: How to submit supplementary materials. The general steps are as follows:

  1. Log in to OJS system using the same account when submitted the abstract
  2. View > Add discussion
  3. Choose every participants > Fill in required information > Upload File
  4. In Article Component: choose Other > Upload > Choose file
  5. Continue > Continue > Complete > OK

This will be used to pre-evaluate for Best Oral or Poster Presentation Awards, and in the case of bad connection or other technical issue on the conference dates.

Oral Presentation

  • Format file: .pdf or .pptx
  • File name: Type of presentation_name
    (e.g., Oral_Vu Van A)
  • Presentation time: 10 minutes
  • Q&A: 3 minutes

Poster Presentation

  • A0 size poster, .pdf
  • File name: Type of presentation_name
    (e.g., Poster_Vu Van A)
  • We will print your poster and exhibit at the conference venue. Please make it with high resolution (at least 300 dpi)
  • Please make sure to submit your poster before November 17th, 2023 so that we can print and prepare your poster.

We also strongly encourage all authors (Keynote/Invited or General) to submit a pre-recorded presentation to VANJ2023, to avoid possible technical issues on the conference dates.

How to prepare a pre-recorded video

  • Language: English
  • Duration: 7-10 minutes (General oral presentations) or 3-5 minutes (General poster presentations)
  • Format file: .mp4 or .mov
  • Minimum height: 480 pixels
  • Aspect ratio: 16:9
  • File name: Type of presentation_name
  • File size: less than 100 MB
  • Subtitle: Not mandatory, but super nice-to-have 

A useful best-practice instruction for creating a remote presentation video can be find here
There might be a case your video is larger than 100MB. We suggest using an open-source video transcoder such as Handbrake with the Fast 1080p30 option to reduce the file size.

For more support, please reach us at