ISET 2021 will take place on 19~20 November 2021, in National Chung Hsing University, Taichung, Taiwan, and it will provide an international platform for scholars to share their research achievements, explore the hot issues, and exchange new experiences and ideas in the field of engineering and technology. Papers in the following areas are encouraged to submit. Engineering: Biomedical engineering, electrical and electronics engineering, civil and environmental engineering, chemical and material engineering, computer engineering, mechanical engineering, industrial engineering, and other related topics. Technology: Assistive technology, information technology, biotechnology and nanotechnology, and other related topics.