KAI-TAO YANG@ykaitaoFollow BadgesProblem SolvingSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: SQL (Basic)VerifiedskillWork Experienceykaitao has not updated employment details yet.Educationykaitao has not updated education details yet.Linksykaitao has not updated links details yet. Skillsykaitao has not updated skills details yet.