shaolun du@Alan_DuFollow BadgesProblem SolvingDays of CodeSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillWork ExperienceAlan_Du has not updated employment details yet.EducationAlan_Du has not updated education details yet.LinksLinkedinhttps://www.linkedin.com/in/shaolun-du-995a24a6Portfoliohttps://www.linkedin.com/in/shaolun-du-995a24a6 SkillsAlan_Du has not updated skills details yet.