Michael G@mguo1006Follow BadgesProblem SolvingSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencemguo1006 has not updated employment details yet.Educationmguo1006 has not updated education details yet.Linksmguo1006 has not updated links details yet. Skillsmguo1006 has not updated skills details yet.