Xuanang Zhao@Sd_InvolChinaFollowAboutCurrentNoneEducationBeihang University, China BadgesProblem SolvingJavaSql CertificationsSd_Invol has not earned any certificates yet. Work ExperienceSd_Invol has not updated employment details yet.EducationBeihang University, ChinaComputer Science, BE• 2012 - 2016