Dekun Zhan@dekunzhanHong KongFollow BadgesProblem SolvingCPP CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experiencedekunzhan has not updated employment details yet.Educationdekunzhan has not updated education details yet.