Yiming Zeng@zengyimingChinaFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experiencezengyiming has not updated employment details yet.Educationzengyiming has not updated education details yet.