Lan Xiao@lexi_xiaoFollow BadgesPythonSql CertificationsCertificate: SQL (Advanced)VerifiedskillWork Experiencelexi_xiao has not updated employment details yet.EducationUniversity of Pennsylvania, PhiladelphiaMSLinksLinkedinhttp://www.linkedin.com/in/lan-xiao-31a15622a Skillslexi_xiao has not updated skills details yet.