ICPEE has been successfully held with its first conference in Ottawa, Canada, during September 3-5, 2017, then in Xiamen University of Technology, China during September 3-5, 2018 , in Shandong University, China during October 25-27, 2019. Due to the pandemic of COVID-19, ICPEE were held as virtual conferences from 2020 to 2022. Now 2023 7th International Conference on Power and Energy Engineering (ICPEE 2023) is going to be held during December 22-24, 2023 in Chengdu, China. The aim of the conference is to bring together innovative academics and industrial experts in the field of Power and Energy Engineering to a common forum.