Chao Wang,male,born in March 1996 in Linyi,Shandong province.Graduated from qindao college of Qingdao university of technology in June,2018,majoring in mechanical engineering with bachelor of engineering degree;In the same year,he was admitted to the school of mechanical and automotive engineering,Qingdao university of technology,and continued to study for a master´s degree in mechanical engineering.His tutor was Mr.Liang peng.