John Hou@houqisenUnited StatesFollowAboutEducationShanghai Normal University BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experiencehouqisen has not updated employment details yet.EducationShanghai Normal UniversityMathematics, BS