ICEET 2021 – 8TH International Conference on Electronics Engineering and Technology, It aims to provide a forum for researchers, practitioners, and professionals from both the industry and the academia to share their newest research findings and results. And it will keep promoting the information exchange on Electronics Engineering and Technology, which aims to promote international academic exchange and international cooperation, and provides an opportunity for researchers around the world to exchange ideas and latest research results, in both theory and application of Electronics Engineering and Technology.