Zhaoguo HAN@hanzg2020SOFTWEAR ENGINNER OF SI-TECHFollow BadgesDays of CodeSql CertificationsCertificate: SQL (Basic)VerifiedskillWork Experiencehanzg2020 has not updated employment details yet.Educationhanzg2020 has not updated education details yet.LinksLinkedinhttps://www.linkedin.com/in/hanzg/ Skillshanzg2020 has not updated skills details yet.