Zhaozhi Lin@zhaozhilFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experiencezhaozhil has not updated employment details yet.Educationzhaozhil has not updated education details yet.Linkszhaozhil has not updated links details yet. Skillszhaozhil has not updated skills details yet.