qinghui w@quinghuiFollow BadgesSql CertificationsCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillWork Experiencequinghui has not updated employment details yet.Educationquinghui has not updated education details yet.Linksquinghui has not updated links details yet. Skillsquinghui has not updated skills details yet.