This book contains a selection of revised and extended research articles written by prominent researchers participating in the international conference on Advances in Engineering Technologies and Physical Science is held in London, UK, during July 7–9, 2021. This book demonstrates revised and extended research articles written by prominent researchers participating in the conference. Topics covered include mechanical engineering, bioengineering, Internet engineering, image engineering, wireless networks, knowledge engineering, manufacturing engineering, and industrial applications. The book offers the state of the art of tremendous advances in engineering technologies and physical science and applications and also serves as an excellent reference work for researchers and graduate students working with/on engineering technologies and physical science and applications.