YUFENG ZHANG@zhangyufeng5171Data AnalystFollow BadgesPythonSql CertificationsCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillCertificate: SQL (Advanced)VerifiedskillWork Experiencezhangyufeng5171 has not updated employment details yet.Educationzhangyufeng5171 has not updated education details yet.LinksLinkedinhttps://www.linkedin.com/in/yufengzhang5171 Skillszhangyufeng5171 has not updated skills details yet.