He Xing@hex_714Follow BadgesProblem SolvingJavaSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillWork Experiencehex_714 has not updated employment details yet.Educationhex_714 has not updated education details yet.Linkshex_714 has not updated links details yet. Skillshex_714 has not updated skills details yet.