Yikang Liu@yikangl1Follow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experienceyikangl1 has not updated employment details yet.Educationyikangl1 has not updated education details yet.Linksyikangl1 has not updated links details yet. Skillsyikangl1 has not updated skills details yet.