Dr. Yapeng Xu is a researcher at Henan Key Laboratory of Intelligent Manufacturing of Mechanical Equipment and a lecturer at Zhengzhou University of Light Industry. He graduated from the Inner Mongolia University of Science and Technology in 2016 with a major in Mechanical Design, Manufacturing, and Automation, and obtained his Ph.D. in Mechanical Manufacturing and Automation from Shandong University in 2021. He is mainly engaged in the research and development of new technology and automation equipment for robot variable stiffness joints; constant force grinding actuators; the automation of finishing processes for large aviation parts; and hydraulic servo systems. He has developed several prototypes, some of which have been successfully applied in engineering practice, and is conducting relevant research into human–machine collaborative production technology on this basis.