Chao Tang Chang@mrgmp2004TaiwanFollow BadgesProblem SolvingSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: SQL (Basic)VerifiedskillWork Experiencemrgmp2004 has not updated employment details yet.Educationmrgmp2004 has not updated education details yet.