Dương Thắng@thangduong1233student ctuViet NamFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experiencethangduong1233 has not updated employment details yet.Educationthangduong1233 has not updated education details yet.