Han Nguyen@nguyen_duc_han_1Viet NamFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experiencenguyen_duc_han_1 has not updated employment details yet.Educationnguyen_duc_han_1 has not updated education details yet.