This book presents articles from the 5th Chinese Conference on High Voltage and Discharge Plasmas, held in Xi'an, China by the Special Committee on Plasma and Its Applications of the Chinese Electrotechnical Society from November 29 to December 1, 2024. It facilitates the exchange and sharing of the latest research advances and major outcomes in the fields of high voltage technology, pulsed power, plasma, and related applications over the past two years. It is dedicated to enhancing academic exchanges between various disciplines, promoting interdisciplinary integration, and thereby advancing the development and technological progress in high voltage and discharge plasma technology sectors.