Bernard Lee@qinhaodong1997Follow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experienceqinhaodong1997 has not updated employment details yet.Educationqinhaodong1997 has not updated education details yet.LinksLinkedinhttps://www.linkedin.com/in/qinhao-dong-393321188/ Skillsqinhaodong1997 has not updated skills details yet.