Previous Conferences：
Ｗebsite: http://pptell2020.tcsl.ntnu.edu.tw/
Website: https://pptell2021.tcsl.ntnu.edu.tw/
PPTELL 2022
Website: https://conference.pptell.org/
PPTELL 2023
The PPTELL 2023 Conference will be hosted by Kaohsiung University of Hospitality and Tourism.