Li Jinjie, male, master candidate. Born in August 2001, from Shuozhou, Shanxi. In June 2023, graduated from Qingdao University of Technology with a bachelor's degree in mechanical design and manufacturing and automation; In September 2023, he was admitted to the School of Mechanical and Automotive Engineering of Qingdao University of Technology to pursue a master's degree in mechanical engineering, under the tutelage of Professor Li Xinming.